Lefis LFS-808N User manual

Portable Triple Wavelength Diode Laser

Contents
Mark Description
1
Attention
2
Brief Introduction
2
Safety
3
System Installation
5
System Operation
7
Treatment Attention
12
Routine maintenance
14
Technical Note
14
Environmental Protection
14
Maintenance and service
15
Mark Description
Mark
Description
Location
Please read the instructions
Near the
carefully before operation
emergancy button
High pressure hazard
identification, Only allow
Inside of machine
the professional touch
Electric shock protection
Nearby the
type: Class I B-Type
Application Part
Application Part
Laser products warning
Product shell
Laser products warning
Product shell
Chain Warning
Behind the machine
Laser radiation port
Nearby the
handlepiece
220V~,10A,F
Fuse
Behind the machine
CE Mark
Product nameplate
Electrical
Machine internal
connection identifier
circuits
1

Attention
1,Read the user manual carefully before the opeartion, to know well about
the safety requirements and the procedures;
2,Read the chapter under the mark carefully before operation; 3,If you
do not follow instructions or debugging may cause harmful radiation;
4,Guidance and manufacturer's declaration: electromagnetic radiation
and electromagnetic interference.
Brief Introduction
LFS-808N is our new lauched diode laser hair removal machine.It uses the
latest EAC and ECT technology to get the complete permanent hair removal
effect during the comfort painless treatment process.
LFS-808N is primarily used to ELIMINATE UNWANTED HAIR achieving hair
removal for all skin types, including tanned and dark skin. With this machine,
you don’t need worry about the unwated hair again !
LFS-808N Advantages
A. Painless, comfortable
With ECT and EAC technology, painless and comfortable hair
removal treatment is totally achieved.
B. Suitable for all skin types
With average power, low energy density and high frequency, LFS-808N can
gently penetrate skin to reach hair follicle to achieve perfect hair removal
goal.
C. Treatment time is short
Treatment of back and leg just takes 15 to 20 minutes
Applications:
Hair removal: Armpit, legs, arms, back, bikini, face, beard etc.
Specifications
Laser type
Diode laser
Wavelength
808nm+755nm+1064nm
Spot size(mm)
12mmx18mm;
Frequency
1~10Hz
Pulse
1~400ms
Energy(max)
1~120J
Cooling
-6~6℃
Power
110/220VAC,16A max,50/60Hz
2
Safety
Motor classification
Electric shock protection: Class I, B-type;
Liquid-proof class: Ordinary equipment; Not
suitable for flammable environments; Run
mode: intermittent and continuous.
Operating Requirements.
Before the operating system, operator must read this manual familiar with
all safety requirements and operating procedures;
Operations must be carried out in accordance with the provisions of
LFS-808N
Be Familiar with the operation;
Follow the right operating procedures and understand the warning signs;
Understanding accident report;
Understand Biological response about Laser Damage;
When the machine is being used, machine should be shut down, Pull off
keys and keep it safe, do not give a chance to non-operator to touch this
machine;
Energy absorption will increase the temperature of the material, so do not
work in an environment where flammable objects exist;
Keeping the Machine surfaces clean, properly cleaned before
operating the machine;
If you use alcohol to clean or disinfect, please ensure the machine is dry
before operating.
Optical security
This system is the first class of laser products, laser head is attached with
laser sign;
In the course of operation of the device,both operator and patient
should wear protective glasses;
Do not look into laser radiation head, even wearing goggles;
Laser energy can cause excessive heat which would cause skin
damage, therefore, follow all operating instructions;
Ensure to know how to shut the machine when emergency occurs;
When the machine is not in using, please hang up the hand piece on
holder.
3

Electric safety
Please turn off the device and disconnect the power supply, when the
machine is under maintenance.
The device weighs about 60kg or so, it is best not to move frequently.
Through the power lines, earth ground wire of this equipment is
connected to the grounding device for safe operation which is very
necessary.
This equipment generates high voltage inside. Even when the power is
turned off, there is still electricity in some parts.Therefore, please cover all
shell.Except for the manufacturer and their authorized service personnel, no
one should Open the shell, otherwise it will cause electric shock.
Special System buttons
There is a KEY which is used for turn on the machine. Regardless
of the machine in any state, as long as press the red emergency
stop switch, the machine will be shut down immediately.
Indicator will lighten up, when the machine is working.
Chain switch must be connected to the machine, otherwise the system can
not work properly.
Patient Safety
Before doing the treatment, Well trained operation must get to know patient
ill history and signed an agreement with patients about treatment results
which may occur during treatment
Fire Safety
Light energy absorption increases temperature of the substance. Do
not use the equipment in the place with combustible material .
Keep equipment surface clean , before the operation the suitable
detergent is allowed for cleaning.
If you use alcohol to clean and disinfect, make sure the device
is completely dry before operating equipment
System Installation
Connection and Preparation operation
The device is suitable to be installed and used under the similar
environment with clinic.Customers can finish the installation follow the below
steps:
Open the device packing;
Check if the device or the accesories is broken;
Correctly inserted hand tools, ask the expertise to connect the chain when
necessary ;
Before installing the handles, please check whether there is debris clogging in
the handle and host interface,if the Silicone ring is intact, if does, please clean or
replace the new silicone ring in time.
Connect the pedal with the pedal interface behind the device; Add
distilled water or purified water from the water inlet;
45

Insert the key switch;
.
Plug the power cord into the appropriate power outlet;
Check all connections to ensure proper connection;
67

Environment and input power requirements
Requirements are listed as as following Input: 230V~,50Hz,/ 110V~,60Hz;
Corrosive substances can damage electrical components, therefore equipment is not allowed to put in corrosive environment;
Metal dust can damage electrical components, and dust particles absorb light and heat. Thus, particles of dust should be minimized;
In order to achieve optimal performance of device, room temperature should be maintained at 20 ℃-25 ℃(68 ℉-77 ℉) and the humidity should not be less than 80%;
Do not store the device with water at a temperature below 2 ℃(35 ℉).
Moving devices
Before moving the device, pull off keys and power lines;
If you move device for a long distance, please drain all water; Handpiece hangs up on the holder;
When moving device, make sure the device is in equilibrium, do not incline it.
System Operation
Turn on: Before switching on the machine, check the connection between power cord and the device.
Dangerous voltage is existing in equipment;
Handpiece can output laser, therefore, all people in treatment room must wear protective glasses;
Regardless of wearing protective glasses, it is not allowed to look straight to the optical port;
Except for the treatment area, handpiece is not allowed to point to other parts.
Turn the key switch to the "ON" position;
89

User interface Female interface
Face
Arm
Armpit
Date time
Calibration
Water flow alarm
Sound setting
Abdomen
Language
Temperture alarm
Temperture
System settings
Tone
Leg
Select the customer's gender into the corresponding interface, and it is
allowed to switch between them;
Male interface
Press these buttons to enter female or male interface,
select the desired treatment area;
Arm
Armpit
Back
Abdomen
Leg
810

Select the skin type, press energy menu, pulse width menu,
frequency menu and press up and down to adjust
corresponding parameters;
Energy
Pulse width
(pulse time
Skin type
Frequency
Save
Main interface
Reset
Water flow
Indictor
Water temperature Start/stop Current applications and total applications
Energy
120 J/cm2
Pulse width (pulse time )
1~400ms
Frequency (the times of
1Hz-10Hz
laser output per second)
Save
Save the current parameters
Main interface
Return to the main interface
Reset
Reset the current parameters
Water flow
Cooling system water flow rate
Water temperature
Cooling water temperature
Tip the current state:
System is normal
Replacement of handpiece
Indictor
System Ready
Handpiece is not identified
Release the foot switch (press READY key when the foot
switch is not released)
Water flow alarm (water flow rate less than 2 )
Temperature alarm (when the water temperature
exceeds 31 degrees)
Current applications
Current applications and total applications
and total applications
Operators and customers need to wear special protective glasses to
prevent laser from damaging eyes;
Clean the treatment area, shave the majority of hair to get
easy operation.
Apply a layer of gel to the treatment area, click the Start button, hold
the laser head close to the treatment area, release the foot pedal to
start operations;
10 11

Treatment Attention
Contraindications
Treatment of photoaging skin is similar to it of scarred skin. Patrick skin
type classification;
Symptoms as following are not allowed to accept treatment:
Malignant lesions or pigment;
Light sensitive skin; Pregnancy;
Using non-condensing drugs;
Physical scars;
Bacterial infections;
Immune system deficiencies;
Scleroderma;
Diabetes;
Other diseases are also need to take into consideration..
Pre-treatment preparation
To complete or update the patient's medical history;
Excluding patients with contraindications above
White
Always burns,
never tans.
Minimum SPF
Skin type I
SPF 30+
Everyday
Beige
Usually burns
tans with difficulty
Minimum SPF
Skin type II
SPF 30+
Everyday
Light Brown
Sometimes burns
slow tanning
Minimum SPF
Skin type III
SPF 30+
Everyday
Medium Brown
Rarely buns fast
tanning
Minimum SPF
Skin type IV
SPF 15+
Everyday
You tend to have very pale,porcelain or ivory toned skin,like the
help actress Emma Stone.You always bum in the sun,and your
skin could have a naturally reddish undertone.Your eyes are
most likely blue, gray or green and you mightrock a head of
gorgeous blonde or red hair.
With Type II skin, you have a fair or cream-colored complexion,
often coupled with subtle beige understones like actress Lucy
liu.Your eye and hair colour could fall anywhere along the range
of light to dark, and you might have a handful of cute freckles as
well. Although you tend to burn in the sun, you are able to tan
occasionally.
Like top actress Sandra Bullock,people with Type III skin are
often described as having a golden, honey-hued skin tone.
Women and men with light olive coloring also fit into this skin
type. At the beginning of summer, you may find that you burn
easily, but you can gradually buid a sun-kissed glow by the
end of the season.
Just like Slumdog Milionaire star Freida Pinto, your skin is a
gorgeous caramel tone, and tans quickly share her dark hair and
probably have dark eyes that range from hazel to ebony as well
Get to know why patients seek for treatment and their expectations
about the treatments, telling patients that what treatment results could
achieve, what treatment outcomes would occur, what Side effects and
discomfort can be generated;
Patients should be informed of safety issues as following;
Attention
When treating orbital area, please use the eyelid plate to protect the
Dark Brown
Rarely buns
fast & easy tanning
Minimum SPF
Skin type V
SPF 15+
Outside
Black
Almost never burns
fast &dark tanning
Minimum SPF
Skin type VI
SPF 15+
Outside
If you have Type V skin, your skin tone matches that of award-
winning singer songwriter Beyonce, and might range from
radiant bronze to a rich brown. like Beyonce, both your eyes and
hair are dark.You experience sunbums very rarely, and generally
tan quickly and easily.
Like supermodel Naomi Campbell, who has graced over 400 magazine
covers, your skin tone falls in the range of deep mahogany to
espresso. You almost never have sunburns,and tan
quickly and deeply during the sunmmer. With TypeVI skin you ,
have both dark hair and dark eyes.
eye.Physicians and assistants should wear protective glasses.
Do not wear reflective accessories, such as: watches, necklaces,
bracelets.
Treatment room should have warning signs and prohibited from
entering.
Treatment parameters
Choosing the right treatment parameters for successful treatment is
necessary;
Generally, treatment parameters should be set from the lower setting,
the energy should be gradually increased to avoid side effects;
12
Issues After treatment
After treatment, the cold compress to the treatment area
is recommended, but not ice cold compress.
Within two weeks after treatment, the skin is best not to be exposed
under sunlight.
Skin redness or erythema may emerge after treatment, but these
symptoms will disappear within six months after treatment.
Blisters or skin ulcers after treatment, use antibiotics or burn
ointment for treating area.
After two weeks of treatment, it is recommended to use two to four
weeks of hydroquinone (2-5%) and hydrocortisone cream (1%).
For the patient's in skin type III or IV, the pigment may emerge in two to
four weeks after treatment. But it will disappear within three months.
13

Routine maintenance
Device Cleaning
The device should be cleaned at least a week once. Turn off the
machine, wipe the surface of the machine. Avoid liquid flow into the
machine.
Before and after each treatment,do disinfection to the tools used by the
patient and operator,such as the handles,protective glasses etc.. When
disinfecting the machine, you can use 70% of medical alcohol disinfection
or related.
Technical Note
Tag
Laser therapy equipment
Input voltage 230V ~, 50Hz, 3000VA
CE Marking,FDA
Fuse 220V ~, 10A
Electric shock protection: Class I, Type B
Resist humidity: Ordinary equipment
Avoid contact with combustible material
Operation mode: Continuous
Class Four laser products
Environmental Protection
we have taken the environmental requirements into account when design the
system,we all use non-toxic, safe raw materials under production.
After the system is scrapped, in accordance with local laws and regulations,
the system is classified correctly,then it is handled as waste.
Maintenance and service
We guarantee give customers free repair to the products with lacks during the
warranty period.
During the warranty period, our company or its authorized officers will be responsible
for maintenance, replacement of any checked products in question.
The machine is with 12 months warranty from the date of shipment,where in the
circuit board, touch screen, as well as related accessories are covered under
warranty,but the consumables such as cooling water filters, fuses, etc. are not
covered under warranty.
If used the spare parts not produced by our company,or repairs not by the staff
of my company, it is not within the scope of the warranty.
In addition, if the use of inappropriate materials or improper maintenance may
affect the performance of the machine, thus in violation of the medical device
regulations.
Related problems that occur during use, contact our company.
However, the warranty does not include the following:
Carry out non-standard use without following instructions , handling
accidents caused by improper
The device is repaired or improved by our department non-authorized
personnel.
Rework machine must have proof of purchase, a detailed description of the
problem, and the product serial number.
14 15