Reborn Endo R-SMART PLUS User manual

Read the instruction manual before usage
R-SMART PLUS
ENDO MOTOR USER MANUAL
been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.

Contents
1
2 4
3 Installation 6
8
15
17
18
18
18
19
20
4 Operation
Introduction························································································
Notice································································································
·······························
·
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··············· ···························································
5 Trouble shooting········································································
·············
7 Storage, maintenance and transportation····················································
8 Environmental protection································································
9 Warranty···············································································
10 Standard symbols·······························································
11 Statement···········································································
1
been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
6 Cleaning and Sterilization ······················································

1 Introduction
1.1 Description of the device
Endo Motor is a supporting device of endodontic treatment, through enlarging
root-canal in the process, helping dentists to finish the endodontic treatment.
Device Features:
a) With Multi-Frequency length measuring technology and the function of root-canal
length measuring and enlargement.
b) Ultraprecise motor originating in German; Large colorful OLED screen, all angles
visible.
c) Four operation models and six functions including Reciprocating motion,
Automatic deceleration in apical zone, Automatic inversion and stopping in apical
zone, Automatic start/stop of motor, Automatic inversion of torque, Both root-canal
length measuring and enlargement.
Main accessories include: Contra-angle handpiece, File clip, Lip hook and Measuring
file, which can be sterilized in high temperature and pressure to avoid cross infection.
1.2 Model, Dimensions and Weight of main unit
Model: R-Smart Plus, Dimensions: 135mm×100mm×115mm, Weight:347g
1.3 Structure
R-Smart Plus is composed of main unit, handpiece, contra-angle, measuring wire, file
clip, measuring file, adapter and handpiece stand.
1.4 Intended use
R-Smart Plus is an electronic device used for enlarging root canal. This product must
only be used in hospital environments, clinics or dental offices by qualified dental
personnel.
1.5 Contraindications
The R-Smart Plus is not recommended for use:
a) In patients who have a pacemaker or other implanted electrical devices, or have
been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
1

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
Screen
Charging port
Operation panel
Handpiece Port
Measuring wire port
2

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
3

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
4

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
5

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
6
Main unit
Measuring wire
Handpiece stand
Handpiece
File clip
Single-head measuring wire
Lip hook
Measuring file
Contra-angle connector
Locating point Locating point
Contra-angle connector

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
7

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
POW E R
Charging sign Volume key Storage key
Apex setting key
Speed setting
Torque setting
Mode key
Motor forward/reversed
switch key
Motor working mode key
Program key
Power key
Working mode
Motor working mode
Root-canal length measuring
Automatic deceleration
Automatic start/stop
Root-canal enlargement
Torque setting
Root-canal
measuring area
Battery sign
Volume sign
Program numb
Speed setting
er
8

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
MODE
M1 NO YES
YES
YES YES YES YES
YES NO
NO NO
NO NO
NO
NO
NO
M2
M3
M4
YES YES NO YESM4
NORMAL APEX SLOW DOWN START/
STOP
9

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
When the stress is more than setting torque data, file will auto
reverse. If remove the stress, file will stop.
When the stress is more than setting torque data, file will auto
reverse. If remove the stress, file will forward roll again.
Handpiece Bottom
10

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
11

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
12

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
corner of mouth File
Working and moving part of file
(Do not clamp on this part)
File handle
Metallic part of file
File clip
Rubber stopper piece
Measuring file
13
1.Push by thumb to the arrow direction
2.Clamp the file
3.Release the thumb

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
Torque bar
Pre-set root location
14

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
15

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
1No displays on the
screen after turning
on
1 The incorrect battery
installation.
2 The lower power.
1 Install the battery correctly.
2. Recharge the battery.
2File is not working
1.Handpiece and main
unit are not connected.
2.Resistance is too
large.
1. Check the connection.
2.Set a higher torque.
NO.
3
Problems Possible caues Solutions
Endo file stops
1.Resistance is too
large
2.Root canal in a bad
situation
1.Set a higher torque
2.Change to non-root-canal
measuring mode.
4
5
Root canal
measurement values
are inaccurate
Endo file does not
reverse rotate
1. Root canal in a bad
situation
2. Electromagnetic
interference
1. The mode with
automatic positive /
reverse rotation function
is not selected.
2.A too large torque
value was set
3.Endo file does not
reach the root top region.
1.Select automatic
positive/reverse rotation model
2.Set a lower torque value
3.Endo file will automatically
rotate when reaching root top.
1. Removal of liquid and
residual pulp
2. Please check the
equipment used nearby, and
be away from interference
sources.
16

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
NO.
7
Problems Possible caues Solutions
File reversed too
frequently
1. Resistance is too large
2. Root canal in a bad
situation
3.Root top setting point
is too high
4.Root canal is narrow
5.Endo file is oversized
6. Electromagnetic
interference
1. Set a higher torque
2. Removal of liquid and
residual pulp or Change to
non-root-canal measuring
model.
3.Reset root top region.
4. Root-canal enlarge
5.Replace a smaller size file
6. Please check the
equipment used nearby,
away from interference
sources.
8Auto start / stop
function is
defective
1. Root canal is too dry
2. Electromagnetic
interference
1. Drip proper saline
2. Please check the
equipment used nearby,
away from interference
sources.
6Endo file doesn’t
work in mode
M4/M5
1.Endo file does not enter
the root canal
2.Root canal is too dry
3.A poor connection of file
clip or measuring wire
4. Oral mucosa is too dry
5.Handpiece inserts into
double-head measuring
wire
1.Endo file need to enter root
canal
2.Drip into proper saline
3.Remove contamination or
replace spare part
4.Wet oral mucosa
5.Replace to a single-head
measuring wire
17

been cautioned by their physicians against the use of small electric appliances such as
shavers, hair dryers, etc.
b) In patients allergic to metals.
c) In children.
1.6 Components
1.6.1 The structural figure of the device. (Fig. 1.1)
Fig. 1.1 Product appearance structure
1.6.2 The figures of the main accessories. (Fig. 1.2)
a Contra-angle b Motor handpiece c File clip
d Adapter e Lip hook f Measuring file
g Measuring wire h Single-head measuring wire i Silicon rubber case
Fig. 1.2 The figure of the main accessories.
1.7 The classification of the device
1.7.1 Type of protection against electric shock: Class Ⅱinternally powered
equipment.
1.7.2 Degree of protection against electric shock: Type B applied part.
1.7.3 Degree of protection against water shock: Ordinary equipment (IPX0).
1.7.4 Device not suitable for use in the presence of flammable anesthetic mixtures
with air, oxygen or nitrous oxide.
1.7.5 Operation mode: Continuous operation.
1.8 The main technical specifications
1.8.1 Battery: 7.2V/1400mAh
1.8.2 Adapter: ~100V-240V 0.8A 50Hz/60Hz
1.8.3 Revolving speed: 200~600 rpm
1.8.4 Torsion: 0.6~4.0 N•cm
1.8.5 Buzzer alert: The buzzer will alert when the file is less than 2mm closed to
the apex.
1.8.6 Operation condition
a) Environment temperature: 0～40℃
b) Relative humidity: 10～85%RH.
c) Atmosphere pressure: 70kPa～106kPa
2 Notice
2.1 Please read the user manual carefully before the operation.
2.2 While being on operation, the scale indication on the R-SMART PLUS screen
does not represent a distinct length or distance in mm or other linear units. It simply
indicates the file progression towards the apex.
2.3 While being on operation, the following patient’s related factors may prevent
accurate readings: Blocked root canals, Cracked root canals, Perforated root canals,
Root fracture or perforation, Metal crows or bridges contact with the file or the lip file,
The inner liquid link to the outer liquid of root canals, Very dry root canals, The file or
the file clip contact with other metal or instruments.
2.4 Inaccurate or incorrect readings due to the environment are likely to occur in the
following cases:
a) Presence of portable or movable radio frequency transmitters in the surroundings.
b) Electromagnetic interference could cause improper operation of the device.
2.5 This device has electromagnetic interference which is similar to other device, the
patient or doctor who with a pacemaker are forbidden to use this device.
2.6 While being on operation, the apical position is located to the place apex locator
screen indicates “00”, as a safety precaution in order to avoid over-instrumentation, it
is recommended to subtract 0.5 mm-1.0mm to determine the working length for
shaping.
2.7 Please do not use the file which is broken, crooked and not meeting the ISO
standard to avoid any kind of danger.
2.8 Please pay full attention to the device if there is loose, vibration, noise and heat,
and pre-test before operation. If any abnormal phenomena, please stop using
immediately and contact local agent or manufacture.
2.9 Do not collide, especially to avoid falling.
2.10 Please clean the collet of file and set aside because the inside parts might be
damaged once polluted.
2.11 Please remember to turn off the device firstly if need to debus the contra-angle
and files.
2.12 Please recharge the battery when the battery power is low and indicator flashes.
2.13 Only the original accessories to this device.
3 Installation
3.1 Connecting the Contra-angle and Handpiece (Fig. 3.1)
Fig. 3.1 Explanation of connecting the contra-angle and handpiece
a) Before using this instrument, clean all the parts which may contact with patients.
b) Only match the locating points of both contra-angle and handpiece, they can
connect smoothly.
3.2 Connecting the Main unit and Components (Fig. 3.2)
Fig. 3.2 Explanation of connecting the main unit and components
3.3 Charge the battery
When the power indicator flashes, please stop using the device and recharge the
battery.
a) Connect the AC adapter with the right side socket of the device properly, and
insert the AC adapter plug to the power socket.
b) The yellow indicator is lighted when the device is charging, it means charging has
finished when the yellow indictor turns down. It may spend 4 hours for charging
because of the high capacity battery.
Attention: Please don’t use the device when it is charging.
3.4 Automatic shutdown
When not used for 5 minutes, R-Smart Plus will automatically shut down and all of
the display and function are stopped.
3.5 Automatic calibration
Insert handpiece cord into main unit and connect contra-angle with handpiece, and
when machine is off, press the POWER bottom as well as the SET bottom for 3
second, it will enter calibration mode, which will make motor low-speed to high-speed
until stopping.
Attention: This function is only for replacing of contra-angle or handpice and
during this process, please do not touch the contra-angle or file to avoid
calibration error. After calibration, the device will be normal use again after
rebooting.
4 Operation
4.1 R-Smart Plus function definition (Fig. 4.1/4.2)
Fig. 4.1 Explanation of operation panel
Fig. 4.2 Explanation of LCD screen
4.2 Specific Instructions
POWER: Switches the device on or off (LCD screen lights up or goes out)
VOLUME: Adjusts the sound volume or mute
STORAGE: Saves the current setting data of speed, torque, auto reverse and root tip
limit value into program
APEX SETTING: Sets the root location (in M4 mode, file will be auto reverse when
arrives the pre-set root location )
MODE: Switches the 4 operation modes
M1: Only root-canal length measuring
M2: Only root-canal enlargement
M3: Reciprocating rotary motion
M4: Both root-canal length measuring and enlargement
M5: Both reciprocating rotary motion and length measuring
PROGRAM: Switches the programs and show the data from corresponding ones on
screen.
SPEED SETTING: 200~600 rpm
TORQUE SETTING: 0.6Ncm-4.0Ncm
MOTOR WORKING MODE: Switches the 3 operation modes of file
File will stop when the stress is more than setting torque data.
Manual forward or reversal switch: Change the rolling direction once press
Direction：
Handpiece Bottom: Control the handpiece to work or stop with two modes:
a) Short pressing for working, again for off.
b)Continuous pressing for working, releasing for off.
4.3 The installation and use of M1 mode
Insert the plug of the measuring wire into the left side socket of the unit. Insert the file
clip and lip hook respectively into the two sockets of the measuring wire. （Fig.4.3）
Fig.4.3 Fig.4.4
Attention: Do not draw the wire when inserting or pulling out measuring wire.
（Fig. 4.4a incorrect operation. 4.4b correct operation.）
a)Make sure the measuring wire is inserted correctly.
b)Make sure the measuring wire is connected with file clip and lip hook.
c)Make the lip hook touch the bent wire of the file clip (as showed in Fig. 4.5a), the
screen will show the length of root canal, as showed in Fig. 4.5 (b), with beep sound.
a b
Fig.4.5
a b c
Fig.4.6 Explanation of the interfaces displayed
a) The white region of instruction bars on the screen is the front region of the apical
foramen. (Fig. 4.6a)
b) The file position is near by the apical foramen when the green bars displayed.
(Fig. 4.6b)
c) The file exceeds the apical foramen, the bars reach red zone and make a
continuous beep sound. (Fig. 4.6c)
d) The number on the screen doesn’t stand for the distance to apex, but only the trend
moving toward or away the apex.
Operation
Insert the plug of measuring wire into the left side socket of main unit. Turn it on. The
screen will display the measuring interface.
The instrument will automatically shut down after 5 minutes without operation or
pressing SWITCH OFF button.
Press the volume button to control volume of beep sound.
Hang the lip hook on the lip, and make sure that it contacts the oral mucosa as a
reference electrode. (Fig. 4.7)
Clip the metal part near the file shank vertically with the file clip, and then push the
file towards to the apex slowly, the continuous alarm will sound when the distance is
less than 2mm.
Fig. 4.7
When the file reaches the apical position, adjust the rubber piece of the file set to the
reference point (incisal edge or fossa edge), then pull out the file, measure the length
between the file tip and the rubber piece. And the length is the working length of the
tooth. File clip can be replaced by touch probe if it is inconvenient to measure the back
teeth. (Fig. 4.8)
Fig. 4.8
4.4 Installation and operation of M2
a) Align the cord plug with the connector at the left side of the device and insert the
plug until it locks.
b) Align the positioning pins of the contra-angle with the positioning slots of the
motor handpiece and insert the head until it clicks. Insert the file into the chuck.
c) Switch on and screen starts to display
d) Select speed of rotation, torque and motor working model. You can also press the
program key directly to switch out the previously stored settings
e) Press the key on handpiece to start working.
f) Torque value will be displayed on screen when working. （Fig. 4.9）
g) Press switch button to switch direction of rotation.
Fig. 4.9 Fig. 4.10
4.5 Installation and operation of M3
a) Same way to install and switch on handpiece as mode M2.
b) In M3 mode, file starts reciprocating rotation with positive turn 170°, reverse 50°.
The speed is about 300rpm.
4.6 Installation and operation of M4
a) Same way to install and switch on handpiece as model M2.
b) Same settings of rotation speed and torque as model M2.
c) Press APEX key to set the apex location. （Fig. 4.10）
d) Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e) When the file into the root canal, it starts positive rotation. Slows down rotation
speed when it comes to root top. Starts to reverse rotation when it comes to apical
point which was set. Back to original rotation speed when away the root top. Stops
when away root canal.
f) It will automatically reversely rotate once real torque was over setting number.
Unload and it will get back to positive rotation.
4.7 Installation and operation of M5
a)Same way to install on handpiece as mode M3.
b)Same settings of rotation speed and torque as mode M3.
c)Press APEX key to set the apex location. （Fig. 4.10）
d)Wear the silicon rubber case, and insert the single-head measuring wire into
handpiece, then insert the lip hook into the socket of the single-head measuring wire to
hang the lip hook on the mouth of patient.
e)There is no need to press the STAR/STOP key on handpiece. When the file enters
root canal, it starts reciprocating rotation with positive turn 170° & reverse 50°, and
starts to reverse rotation when it comes to apical point which was set. Back to original
reciprocating rotation when away the root top. Stops out of root canal.
Attention：
Due to root canal infection and other reasons, the root canal may be in a dry state, and
the automatic rotation function will not work. In this case please inject liquid into root
canal, such as hydrogen peroxide or saline. (Attention: no liquid overflow from the
root canal.)
Excessive force can cause the file stuck in the root canal side wall.
A malfunction of the machine will cause rotation problem. In this case please watch
on screen and operate it according to the touch feeling.
As the metal aging, file can be broken. Please timely replace it according to the
requirements of the manufacturer.
When the file contacts with the patient's oral mucosa or teeth, the motor will
automatically rotates which can harm the patient.
Pressing the front button of handpiece during the treatment will cause file fall off
which can harm the patient.
5 Trouble Shooting
Notice: If the problem can’t be solved yet, please contact the local distributors or
us.
6 Cleaning and Sterilization
6.1 After use, all parts that have contacted with the patients should be wiped by
sterilized towel. (no bacteria, no fungi and no aldehyde liquid)
6.2 Cleaning with chemical reagents may cause damage to the instrument.
6.3 Contra angle, lip hook, clip and probe must be autoclaved before use.
6.4 Main unit, handpiece and measuring wire can’t be autoclaved with high
temperature and pressure.
7 Storage, maintenance and transportation
7.1 Storage
7.1.1 Handle with care, far away from vibration source. Install or store in a cool,
dry, well-ventilated area.
7.1.2 Do not store with toxic, corrosive, flammable, explosive items.
7.1.3 Store in environment of relative humidity no more than 85%, atmospheric
pressure 70kPa ~ 106kPa, temperature -10℃~ +50℃.
7.2 Maintenance
7.2.1 The product does not contain any user-serviceable accessories. Instrument
maintenance should only be carried out by the professional trained maintenance
personel.
7.2.2 If the battery is fully charged but does not allow the instrument to function
for at least one day, the battery must be replaced as soon as possible. Please use
the original accessories, so as not to cause damage to the instrument.
7.3 Transportation
Avoid excessive shock and vibration during transport, handle with care, keep away
from dangerous goods and avoid sun and rain.
8 Environmental Protection
The product does not contain harmful ingredients. Please handle base on local disposal
policy.
9 Warranty
R-Smart Plus is warranted for 24 months from the date of purchase. The accessories
(cables, battery etc.) are warranted for 6 months from the date of purchase. Please
contact your local distributor for maintenance.
The warranty is valid for normal usage conditions. Any modification or accidental
damage will render the warranty void.
10 Standard symbols
11 Statement
All rights of modifying the product are reserved to the manufacturer without further
notice. The pictures are only for reference.
18