ChoiceMMed MDTS100 User manual

Electronic Pulse Stimulator
INSTRUCTION MANUAL
MDTS100*Bluetooth function is available for selected device.

CONTENTS PAGE
1. Box Contents 1
2. Introduction 1
3. Indications for Use 1
4. Features 1
5. Safety Warnings 2/3/4
6. Specication 5
7. Procedures Include the Following Parameters 6/7/8/9/10
8. How the Device Works 11
9. Understanding Your Unit 11
10. Operating Instructions 11/12/13
11. Quality Assurance Tests 14
12. Accessories 14
13. Electrode Pads User Guide 15
14. Cleaning and Maintenance 16
15. Symbols 17
16. Troubleshooting 17
17. Compliance Information for EMC Test 18
18. FCC Declaration 19
19. Applicable Model 19

1
1. Box Contents
1 - ChoiceMMed Electronic Pulse Stimulator MDTS100
2 - Lead Wires with Pin Connection
2 - AAA Batteries
4 - Electrode Pads
1 - User Guide
2. Introduction
The Electronic Pulse Stimulator is intended for at home use in delivering electric pulses to tired
and sore muscles. These pulses are generated by the device & delivered through electrode
pads placed on the skin which then trigger contractions of the targeted muscles.
The is portable, compact and stylish in design.
The device has 7 stimulation modes: Mode1-Mode 7. These stimulation modes can be selected
by pressing the MODE button on the front of the unit.
The device comes with 2 independent output channels (A&B). Each channel comes with an
electrode wire & two electrode pads. Users can choose between the two output channels by
pressing the CHA button. Channel A&B are selected by default. Pressing the & buttons
will decrease & increase the intensity of stimulation. The LCD screen displays the remaining
stimulation time in the lower left corner. The default time is 20 minutes.
3. Indications for Use
The Electronic Pulse Stimulator is to be used for temporary relief of pain associated with sore
and aching muscles in the shoulder, waist, back, upper extremities (arm), and lower extremities
(leg) due to strain from exercise or normal household and work activities.
4. Features
♦Liquid Crystal Display (LCD) Screen
♦2 Independent Output Channels
♦7 Stimulation Modes (Mode 1 - Mode 7)
♦10 Levels of intensity
♦8 Positions (SHOULDER, FOOT, BACK, WAIST, ARM, HAND, LEG AND JOINT)
♦20 Minutes Timer
♦Bluetooth function (optional)

2
5. Safety Warnings
DANGER
• Do not use this device if you have an implanted defibrillator or implanted metallic
devices, such as a pacemaker. Such use could cause electrical shock, burns, electrical
interference or death.
• Don't use the device if you use a high frequency surgical ME EQUIPMENT
simultaneously. Such use may result in burns and possible damage to the device.
• Operation in close proximity (e.g. 1m) to a shortwave or microwave therapy ME
EQUIPMENT may produce instability in the device output.
• The application of electrodes near the thorax may increase the risk of cardiac brillation.
WARNING
• Consult your physician before purchasing or using this device if you have one of the
following conditions:
-Acute disease
-Malignant tumor
-Infective disease (i.e. HIV/AIDS, Pneumonia)
-Pregnant
-Heart disease
-High fever
-Abnormal blood pressure
-Lack of skin sensation
-Abnormal skin condition
-Any condition requiring the active supervision of a physician
• Use of accessories and cables other than those specied or provided by the manufacturer
of this equipment could result in increased electromagnetic emissions or decreased
electromagnetic immunity of this equipment and result in improper operation.
• Portable RF communications equipment (including peripherals such as antenna cables
and external antennas) should be used no closer than 30 cm (12 inches) to any part of the
ME EQUIPMENT, including cables specied by the manufacturer. Otherwise, degradation
of the performance of this equipment could result.
• Use of this equipment adjacent to or stacked with other equipment should be avoided
because it could result in improper operation. If such use is necessary, this equipment
and the other equipment should be observed to verify that they are operating normally.

3
NOTICE
• Do not use this device while driving or sleeping.
• Do not use this device in high humidity areas such as a bathroom.
• Keep the device away from wet, high temperature and direct-sunlight place.
• Keep this device out of reach of children.
• Stop using this device and consult your physician immediately if you feel pain, discomfort,
dizziness or nausea.
• Do not attempt to move the electrode pads while the device is ON or operating.
• Any electrodes that have current densities exceeding 2mA/cm2 may require special
attention of the operator.
• Do not use the device around the heart, on the head, mouth, genitals or blemished skin
areas, on the front of the neck, or from electrodes placed on the chest and the upper back
or crossing over the heart.
• When the device delivers an output of more than 10mA or 10V into a load resistance
of 1000Ω, the device will have an indication that the A&B channels font ashes on the
display screen.
• Do not apply stimulation of this device in the following conditions:
1. Across the chest-the introduction of electrical current into the chest may cause rhythm
disturbances to the heart, which could be lethal.
2. Over painful areas. Consult your physician before using this device if you have painful
areas.
3. Over open wounds, rashes, or swollen, red, infected, or inflamed areas or skin
eruptions (e.g. phlebitis, thrombophlebitis, varicose veins). Apply stimulation only to
normal, intact, clean and healthy skin.
4. In the presence of electronic monitoring equipment (e.g. cardiac monitors, ECG alarms).
The electronic monitoring equipment may not operate properly when the electrical pulse
stimulator is in use.
5. While operating machinery, or during any activity in which electrical stimulation can
put you at risk of injury.
6. On children.
7. Over your neck because this could cause severe muscle spasms resulting in closure
of your airway, difficultly in breathing, or adverse effects on heart rhythm or blood
pressure.
8. Over, or in proximity to, cancerous lesion.
9. When the patient is in the bath or shower.

4
Be aware !
1. Consult your physician before using this device. The stimulation with the device may:
i. cause lethal rhythm disturbances to the heart in susceptible individuals, and,
ii. disrupt the healing process after a recent surgical procedure.
2. The device is not effective for pain of central origin (i.e. appendicitis, Hepatitis), including
headache.
3. The device is not a substitute for pain medications and other pain management therapies.
4. The device has no curative value.
5. The device is a symptomatic treatment and, as such, suppresses the sensation of pain
that would otherwise serve as a protective mechanism.
6. The long-term effects of electrical stimulation are unknown.
7. The user may experience skin irritation, burns or hypersensitivity due to the electrical
stimulation or electrical conductive medium (gel).
8. If the user has suspected or diagnosed epilepsy, the user should follow precautions
recommended by his or her physician.
9. Use caution if the user had a tendency to bleed internally, such as following an injury or
fracture.
10. Use caution if stimulation is applied over the menstruating uterus.
11. Use caution if stimulation is applied over areas of skin that lack normal sensation.
12. Stop using the device if the device does not provide pain relief.
13. Use this device only with the wires, electrodes, and accessories that the manufacturer
recommends.
14. Patient is intended operator.
15. Effectiveness is highly dependent upon patient selection by a practitioner qualied in the
management of pain patients.
16. The effects of stimulation of the brain are unknown. Stimulation should not be applied
across the head and electrodes should not be placed on opposite sides of the head.
17. Do not use the stimulator near an MRI environment.
Medical Electrical Equipment needs special precautions regarding electromagnetic
compatibility (EMC) and needs to be installed and put into service according to the
EMC information provided. Portable and mobile radio frequency (RF) communication
equipment can affect Medical Electrical Equipment.

5
6. Specication
ENVIRONMENT CONDITION
Environmental condition for transportation & storage
Temperature Range
: -13 ℉~158 ℉(-25℃~70℃)
Humidity
: ≤90% RH
Atmosphere Pressure
: 70kPa~106kPa
Environment condition for operation
Temperature Range
: 41 ℉~104 ℉(5℃~40℃)
Humidity
: 15% ~ 90% RH
Atmosphere Pressure
: 70kPa~106kPa
TECHNICAL SPECIFICATION
Dimensions (in.) [W x H x D] : 2.17 x 5.12 x 0.79
LCD Display (in.) : 1.34 x 1.34
Size of electrodes (in.)
: 1.57 × 1.57
Weight
: 2.2oz/64±5g (Batteries Excluded)
Life of Pads
: Up to 80 Uses
Power Requirements
: DC 3V, 2 AAA batteries
Battery Life
: Two AAA 1.5V, 800mAh alkaline batteries could
be continuously operated as long as 20h.
Number of output modes
: 7
Number of alternating output channels
: 2
Timer Range (minutes)
: 20 minutes
Waveform : monophasic
Shape : monophasic square wave
Maximum Output Voltage (±20%)
: 150V@500Ω; 160V@2kΩ; 165V@10kΩ
Pulse Duration
: 50~140µsec
Frequency
: 0.9Hz~82Hz
Output Current : ≤50mA (r.m.s) @500Ω
ON / OFF TIME
: ≤1second

6
7. Procedures Include the Following Parameters
Procedure contains the master pulse and the sub pulse. The working time of master pulse
consists of several sub pulses while the sub pulse consists of several single pulses. Without
special instruction in procedure: single pulse width is 140µS; the stimulation time is 20 minutes.
--Mode 1
• Frequency: 35Hz Pulse Width: 50-140µS
• The Maximum amplitude (500Ωload): 150V
Output waveforms at loads of 500Ω Output waveforms at loads of 2kΩ
Output waveforms at loads of 10kΩ Output waveforms Pulse burst (500Ω)
--Mode 2
• Frequency: 6.25Hz/0.9Hz/2.25Hz Pulse Width: 140µS
• The Maximum amplitude (500Ωload): 150V
Second procedures consist of three pulses with different frequency (6.25Hz/0.9Hz/2.25Hz).

7
Output waveforms at loads of 500Ω Output waveforms at loads of 2kΩ
Output waveforms at loads of 10kΩ Output waveforms Pulse burst (500Ω)
--Mode 3
• Frequency: 35Hz
Pulse Width: 50-140µS
• The Maximum amplitude (500Ωload): 150V
Output waveforms at loads of 500Ω Output waveforms at loads of 2kΩ
Output waveforms at loads of 10kΩ Output waveforms Pulse burst (500Ω)

8
--Mode 4
• Frequency: 35Hz Pulse Width: 140µS
• The Maximum amplitude (500Ωload): 120V
Output waveforms at loads of 500Ω Output waveforms at loads of 2kΩ
Output waveforms at loads of 10kΩ Output waveforms Pulse burst (500Ω)
--Mode 5
• Frequency: 35Hz Pulse Width: 140µS
• The Maximum amplitude (500Ωload): 120V
Output waveforms at loads of 500Ω Output waveforms at loads of 2kΩ
Output waveforms at loads of 10kΩ Output waveforms Pulse burst (500Ω)

9
--Mode 6
• Frequency: 82Hz Pulse Width: 140µS
• The Maximum amplitude (500Ωload): 80V
Output waveforms at loads of 500Ω Output waveforms at loads of 2kΩ
Output waveforms at loads of 10kΩ Output waveforms Pulse burst (500Ω)
--Mode 7
• Frequency: 35Hz Pulse Width: 140µS
• The Maximum amplitude (500Ωload): 120V
Output waveforms at loads of 500Ω Output waveforms at loads of 2kΩ
Output waveforms at loads of 10kΩ Output waveforms Pulse burst (500Ω)

10
Description of each mode:
Mode Frequency
(Hz)
Pulse
Width
(µs)
Max
amplitude (V)
@500Ωload
Output
Mode Type of Pain Sensation
Mode 1 35 50-140 150 Cycle&
Modulated
Acute&Chronic
Pain Massage-Like feeling
Mode 2
6.25
/0.9
/2.25
140 150 Cycle&
Modulated Acute Pain
Variable tingling and pulsing
sensation (sensation should
appear to come in waves)
Mode 3 35 50-140 150 Cycle&
Modulated Chronic Pain
Variable comfortable pulsing
sensation (sensation should
appear to come in waves)
Mode 4 35 140 120 Constant&
Modulated Chronic Pain
Constant comfortable pulsing
sensation (sensation should
appear to come in waves)
Mode 5 35 140 120 Cycle&
Modulated
Acute&Chronic
Pain
Variable stimulation sensation
(sensation should appear to
come in waves)
Mode 6 82 140 80 Constant&
Modulated
Acute&Chronic
Pain
Constant comfortable rubbing
sensation
Mode 7 35 140 120 Cycle&
Modulated Chronic Pain
Variable pulsing and pumping
action (sensation should
appear to come in waves)

11
8. How the Device Works
The device generates small pulses of electrical current. It transmits these pulses to the user’s
skin through adhesive electrode pads, which activates the nerves below and temporarily relieves
pain related to soreness.
9. Understanding Your Unit
10. Operating Instructions
The following graphical steps are used to explain the operation of the
equipment. The table lists detailed information about each step.
Step 1 Insert two AAA batteries into the device.
Step 2 Connect the electrode pads to the wires and then connect the wires to the device.
Step 3 Put the electrode pads on the targeted body area.
Clean your skin before each use. Make sure your skin is clean, dry and free from lotion before
placing the electrode pads on your skin. Refer to the Pads User Guide.
Step 4 Press the ON/OFF button once to turn the device on.
Step 5 Choose the output channel(s) to be used. You can use one channel at a time or both
channels simultaneously.
Step 6 Select one of the seven modes.
Step 7 Set the stimulation time.
Step 8 Adjust the stimulation intensity.
Step 9 Press the ON/OFF button once to turn the device off.

12
DESCRIPTION OF OPERATION DIAGRAM
Step 1- Insert the 2 AAA batteries into the
device.
Make sure the unit is OFF. Slide the compartment cover on
the back of device downward until the cover pops off. Insert
2 AAA batteries according to the diagram inside the battery
compartment. Close the cover.
Step 2- Connect the electrode pads to the
wires and then connect the wires to the device.
Plug the connecting wires into the electrode pads. Then
connect the wires to the device’s output channels. Two output
channels can be used simultaneously or one at a time. Select
channel by pressing CHA Button.
NOTE: If you connect wires to both A and B outputs,
you must turn on both A and B channels and have pads
connected. These pads MUST be placed on the body for
stimulation to occur.
Step 3- Place the electrode pads on the part of
the body that needs stimulation.
In order to achieve the best relief results, place the electrode
pads around or on the top of your painful areas. If possible,
always use all the 4 electrode pads at the same time. (If all
4 pads are being used, both outputs must be turned on).
Electrode pads should be placed between 0.5″ to 1.5″ apart
from each other based on the relief area. Make sure the pads
stick rmly on the skin. Do not move or remove the pads
when the device is on.
Clean your skin before each use. Make sure your skin is
clean, dry and free from lotion before placing the electrode
pads on your skin.
Step 4- Press the ON/OFF button once to turn
the unit on.
The LCD display will show 7 stimulation modes.

13
Step 5- Choose the output channel(s) to be
used for stimulation.
Press the CHA button on the front of the unit to turn on or
off the corresponding output channels (Both A&B are ON by
default).
IMPORTANT: Before stimulation, you must plug the wire
into the output port and place the pads on the skin.
You can use one channel at a time or both channels
simultaneously as long as the output channel is turned
on, wires are connected and pads are attached to skin.
Step 6- Select one of the seven stimulation
modes.
Press the MODE button to switch between stimulation
modes: Mode1, Mode 2, Mode 3, Mode 4, Mode 5, Mode 6
and Mode 7. LCD Screen shows the current mode.
Step 7- Set the stimulation time.
Press TIME to set the duration. The time can be set from 5
minutes to 20 minutes.
Step 8- Adjust the stimulation intensity.
Pressing on the & buttons will Decrease & Increase the
intensity level of stimulation.
NOTE: With the increase of intensity, you may experience
sensations like tingling, vibration, pain, etc. Therefore,
gradually increase the intensity. When the most
comfortable level is reached, stop increasing.
Step 9- Press the ON/OFF button once to turn
the unit off.
After the device is turned off, disconnect the wires and
electrode pads. If you plan not to use the device for a long
time, please remove the battery from the device.

14
11. Quality Assurance Tests
The test result of each step should meet the following passing criteria.
Otherwise, it may be considered as failed test.
♦ Key Function Test
When the functional keys are pressed step by step, the outputs of the device should be identical
to the following description:
1. Press the ON / OFF button to turn on the device. The LCD screen will show 7 modes,
minutes left, and A&B output channels.
2. When the MODE key is pressed, the corresponding mode is selected on the LCD screen.
3. Press the & button, the stimulation intensity is adjusted. The default level is 0.
4. The number displayed in the top left corner is the remaining stimulation time.
♦ LCD Check
The information displayed on the LCD screen should be identical to the following description:
Output Channels Battery indicator
Stimulation Timer Current Stimulation Mode
Level of Intensity Bluetooth indicator * (optional)
* Bluetooth is an OPTIONAL function for the device. The Bluetooth indicator ashes if no
bluetooth connection and stays lit when that connection is established.
*
Operation to the device is available through APP when they are connected via Bluetooth.
12. Accessories
● Connecting Wires
The lead wires consist of PVC material in the outside and thin copper wire on the inside. The
total length of the lead wire is 59.05 inches and there are 3 connectors on each wire. The one
connector on one end is used to connect to the device and the 2 connectors on the other end
are used to connect to the electrode pads. The pulse generated by the device to the pads
through these connecting wires.
● Electrode Pads
The electrode pads are reusable up to 80 uses.

15
13. Electrode Pads User Guide
♦ Positions for Use
Shoulder Foot Back/Waist Arm/Hand Leg/Joints
♦ Steps for Use
A
BC
1. Insert the pins of connecting wire into the wire connectors of each electrode pad (see image A).
2. Remove the electrode pads from the protective liner. Lift at the edge of the electrode pad and
peel from the liner (see image B). Do not pull on the lead wires when removing the electrode
pads from the protective liner or skin, which may cause damage to the electrodes.
3. Apply rmly to the skin.
4. When not in use, return the pads to the protective liner (see image C). Store the electrode
pads in the re-sealable bag in a cool place, out of direct sunlight.
Notes:
1. Place the electrode pads around or on the top of your painful areas.
2. Never apply electrodes on the throat or both sides of the neck, where the carotid sinus nerves
are located.
3. Clean your skin thoroughly prior to each application of electrode pads. Pads will not stick well
if any lotion, make-up, or dirt is left on your skin.
4. Make sure the Electronic Pulse Stimulator is off before applying the electrodes to the skin.
5. Wipe electrodes between uses by one drop water or damp and clean cloth if needed.

16
14. Cleaning and Maintenance
»Use wet wipes or towels moistened with neutral detergent to clean the device and then
use dry towel to wipe it again.
»The electrode pads attached with the device are reusable up to 80 uses and should be
replaced when the adhesiveness becomes weak. To ensure proper use, the applied
Self Adhesive Replacement Gel Pads should be used. Do not let the sticky side of the
electrode pads touch anything, including your ngertips. Do not use damaged or broken
wires.
»Dispose of battery should follow any applicable local battery disposal laws.
»The use life of the device is ve years when it is used for 15 measurements every day and
20 minutes per one measurement.
Warnings
• Water is prohibited in the host device, so to avoid damage or malfunction of the device.
• Please do not open the battery cover when the device is operated.
• Please do not clean or maintain the device when the device is operated.
• Please do not open the device enclosure. The device can only be maintained by personnel
authorized by the manufacturer.
• When the accessory of the device is damaged or failure, it must be the personnel
authorized by the manufacturers to replace the correct attachment.
• The host device should be cleaned at least once a month and can be cleaned by using
soft cloth dipped in small amount of water.
• The electrode pads can only be used by the single patient and the electrode pads are
required to be replaced periodically.
• Check the insulation of the output cable regularly. If there is any damage, the cable should
be replaced immediately.
• When the battery is exhausted, replace the battery immediately according to the
specication.

17
15. Symbols
Type BF applied part Follow instructions for use
Serial number Warning
Date of manufacture Manufacturer’s information
Storage temperature and
humidity Conformity to WEEE Directive
Mode 1 Mode 2
Mode 3 Mode 4
Mode 5 Mode 6
Mode 7 IP22 Enclosure protection degree
16. Troubleshooting
If your device can not be operated properly, please check if it is for the following problems
or conditions. If the recommended action does not solve the problem, please contact us.
MALFUNCTION CAUSE SOLUTION
Weak stimulation
or no stimulation
Are the electrode pads in close contact with
the skin? Remove, clean and place back on the skin.
Are the electrode pads touching each other? If so, separate the pads.
Are the wires connected to the electrode pads
and the main device properly? Disconnect, clean and reconnect all the parts.
Are the batteries dead? Replace the batteries.
Skin redness Did you stay with stimulation too long? Stop treatment or move to another area.
Skin feels numb Are electrode pads dirty? Clean with damp cloth or replace.
Do the electrode pads touch the skin closely? Remove and place again on the skin.
Device does not
turn on Are the batteries installed correctly? Remove and install batteries.
Pads are not sticky Pads will deteriorate after multiple uses. Replace them with ChoiceMMed Self-
Adhesive Replacement Gel Pads MDPS100.

18
17. Compliance Information for EMC Test
Electromagnetic emission
Emission test Compliance Electromagnetic Environment – guidance
Conducted and radiated
RF emissions
CISPR 11, Group 1,
Class B Home Healthcare environment
Electromagnetic immunity
Immunity test IEC 60601 test
level Compliance Level Electromagnetic Environment – guidance
Electrostatic discharge
(ESD) IEC 61000-4-2
± 8kV contact
±15kV air
± 8kV contact
±15kV air
Special healthcare environment.
The relative humidity should be at least 50%.
Radiated RF
IEC 61000-4-3
10 V/m
80 MHz to 2.7 GHz
10 V/m
80 MHz to 2.7 GHz Home healthcare environment
Power frequency (50/60Hz)
magnetic eld
IEC61000-4-8
30A/m 30A/m Home healthcare environment
Electromagnetic immunity to RF wireless communications equipment
Test frequency
(MHz) Band a) (MHz) Service a) Modulation b)Maximum
power (W)
Distance
(m)
Immunity test
level (V/m)
385 380-390 TETRA 400
Pulse
modulation b)
18Hz
1.8 0.3 27
450 430-470 GMRS 460,
FRS 460
FM c)
±5kHz
deviation
1kHz sine
2 0.3 28
710
704-787 LTE Band 13,17
Pulse
modulation b)
217Hz
0.2 0.3 9745
780
810
800-960
GSM 800/900,
TETRA 800,
iDEN 820,
CDMA 850,
LTE Band 5
Pulse
modulation b)
18Hz
2 0.3 28
870
930
1720
1700-1990
GSM 1800;
CDMA 1900;
GSM 1900;
DECT;
LTE Band
1,3,4,25; UMTS
Pulse
modulation b)
217Hz
2 0.3 28
1845
1970
2450 2400-2570
Bluetooth,
WALN, 802.11
b/g/n, RFID
2450, LTE Band 7
Pulse
modulation b)
217Hz
2 0.3 28
5240
5100-5800 WLAN 802.11
a/n
Pulse
modulation b)
217Hz
2 0.3 95500
5785