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31 

Table: meaning of indicator light 

Status 

Indicator colour 

Way of flashing 

Power off 

None 

None 

Ready 

Green 

Flash at 1Hz frequency 

Stimulation on 

Blue 

The  flash  frequency  is  consistent  with  the 
output pulse frequency 

Low  battery  cannot 
be used 

Yellow 

Flash  at  3Hz  frequency  for  1s,  and  then  turn 
off the unit. 

Charging 

Yellow 

Always bright 

Fully charged 

Green 

Always bright 

Electrodes  fall  off 
during treatment 

Yellow 

Flash at 1Hz frequency 

 

2. Accessories 

2.1 Electrode lead hose 

 

The electrode lead hose connect with the main unit and electrodes. 

Summary of Contents for LGT-235

Page 1: ...Portable Electro Stimulation Therapy Device USER MANUAL LGT 235 Guangzhou Longest Science Technology Co Ltd...

Page 2: ...Clinical Instructions 25 Working Principle 27 Inspection of the Goods 28 Overview of the Unit 30 MStim Arth Application 33 Operation Guidance 46 Care and Maintenance 49 Troubleshooting 52 Technical Sp...

Page 3: ...ughly and become familiar with the controls as well as the accessories before operating the unit Specifications put fifth in this manual were in effect at the time of publication However owing to poli...

Page 4: ...e multifunctional electrotherapy device that provides TENS current or MCR current It utilizes the low electric current to stimulate muscle nerve to stimulate nerve and muscle tissue relieve pain and p...

Page 5: ...entative This product complies with European Directive 93 42 EEC for medical products 0598 is the notified body number Correct Disposal of This Product Waste Electrical Electronic Equipment Statement...

Page 6: ...reater Protected against vertically falling water drops when enclosure tilted up to 15 This device emits non ionizing radiation Refer to instruction manual booklet Caution output It is placed near all...

Page 7: ...eep out of the rain and not to store it in damp conditions Temperature limitation The product package should be stored at a temperature between 20 and 55 degrees centigrade Upper limit of humidity The...

Page 8: ...definition of these symbols is as follows Text with a CAUTION indicator will explain possible safety infractions that could have the potential to cause minor to moderate injury or damage to equipment...

Page 9: ...flammable anesthetics Dangerous Voltage Text with a Dangerous Voltage indicator serves to inform the user of possible hazards resulting in the electrical charge delivered to the patient or operator i...

Page 10: ...ll information provided in this manual Familiarity with the information included in this manual is an essential requirement to ensure efficient and optimal use of the system to avoid dangers to person...

Page 11: ...s abdomen and lumbosacral may cause uterine contractions d surgical site muscle contraction may cause wound dehiscence e malignant neoplasms f sensory defects or parts that are allergic to the electr...

Page 12: ...with other therapeutic device such as microwave to avoid mis operation Please dispose of the equipment and other accessories according to local regulations Do not treat them as household waste Do not...

Page 13: ...substances in order to avoid any damage Make sure that you end the treatment by switching off the units or by setting the intensity to 0 mA before you remove the units or the electrodes If you do not...

Page 14: ...d in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipme...

Page 15: ...interference received including interference that may cause undesired operation FCC RF warning statement The device has been evaluated to meet general RF exposure requirement The device can be used i...

Page 16: ...mobile phone or other devices that emit electromagnetic fields near the unit This may result in incorrect operation of the unit This unit has been thoroughly tested and inspected to assure proper perf...

Page 17: ...uilding Yu Anju Baoan District Shenzhen China Electrode lead hose 1 2 m Guangzhou Longest Science Technology Co Ltd 5 6F Building B4 No 11 Kaiyuan Avenue Science City Guangzhou Hi tech Industrial Deve...

Page 18: ...Group 1 The LGT 235 use RF energy only for its internal function Therefore its RF emissions are very low and are not likely to cause any interference in nearby electronic equipment RF emission CISPR 1...

Page 19: ...c material the relative humidity should be at least 30 Electrical fast transient burst IEC 61000 4 4 2 kV for power supply lines 1 kV for input output lines 2kV for power supply lines Mains power qual...

Page 20: ...ed operation during power mains interruptions it is recommended that the LGT 235 be powered from an uninterruptible power supply or a battery Power frequency 50Hz 60Hz magnetic field IEC 61000 4 8 3 A...

Page 21: ...environment guidance Conducted RF IEC 61000 4 6 Radiated RF IEC 61000 4 3 3 Vrms 150 kHz to 80 MHz 3 V m 80 MHz to 2 5 GHz 3 Vrms 3 V m Portable and mobile RF communications equipment should be used...

Page 22: ...ructures objects and people a Field strengths from fixed transmitters such as base stations for radio cellular cordless telephones and land mobile radios amateur radio AM and FM radio broadcast and TV...

Page 23: ...distance according to frequency of transmitter m 150 KHz to 80 MHz d 1 2 P 80 MHz to 800 MHz d 1 2 P 800 MHz to 2 5 GHz d 2 3 P 0 01 0 12 0 12 0 23 0 1 0 38 0 38 0 73 1 1 2 1 2 2 3 10 3 8 3 8 7 3 100...

Page 24: ...Patients with the following disease are forbidden to use the LGT 235 Portable Electro Stimulation Therapy Device 1 Patient with severe heart failure or arrhythmia and patient with pacemaker 2 Patient...

Page 25: ...e device and consult your doctor if you experience adverse reactions from the device Possible adverse reactions may include the following skin irritation beneath the electrodes burns beneath the elect...

Page 26: ...ng Principle AC Input Processor PWM Intensity Adjustment Pulse Generating Electrode Current Feedback Display Screen Communication of Mobile Phone APP and Bluetooth Bluetooth Chip Battery Power Adapter...

Page 27: ...ng foam material 2 Inspections Immediately upon unpacking the unit perform the following steps 1 Verify the delivery documents to make sure that the delivery is complete 2 Check the LCD touch screen o...

Page 28: ...ode lead hose 2 pieces 4 knee pad for electrotherapy 1 piece 5 Certificate of quality 1 piece 6 Warranty card 1 piece 7 Installation checklist 1 piece 8 User manual 1 piece Other parts of LGT 235 are...

Page 29: ...intensity button 4 ON OFF button 2 Decreasing intensity button 5 Output sockets connect electrode lead hose 3 Indicator light see table meaning of indicator light 6 Micro USB port connect power adapt...

Page 30: ...is consistent with the output pulse frequency Low battery cannot be used Yellow Flash at 3Hz frequency for 1s and then turn off the unit Charging Yellow Always bright Fully charged Green Always bright...

Page 31: ...32 2 2 knee pad for electrotherapy 2 3 Optional Accessories No Item name 1 Glove for electrotherapy 2 Sock for electrotherapy 3 Self adhesive electrode with magnetic connection 50mm 50mm square...

Page 32: ...Therapy Device can only be used with the software provided by our company Name of the software MStim Arth Release Version 1 Software operating environment Android 4 3 or later mobile phone with 4 0 B...

Page 33: ...ckage APK file on your phone and follow the prompts to install the application 2 Open MStim Arth Application After the MStim Arth Application is installed properly it will appear on your phone desktop...

Page 34: ...35 3 Connect the Device Click connect the device to connect MStim Arth Application which on the phone and the device via Bluetooth...

Page 35: ...36 4 Main Interface Open MStim Arth you can see the main interface as shown on the left There are three modes on the MStim Arth TENS Mode and MCR Mode...

Page 36: ...TENS interface as shown on the left 2 Select output channel Select single or dual channel outputs as needed 3 Choose output mode TENS has four output modes Acute pain Chronic pain Arthrocele and Relax...

Page 37: ...tart treatment When the parameter is set click the start button to start the treatment 6 Adjust output intensity Click the start button the output intensity can be adjusted Click button interface pop...

Page 38: ...peration Just press the avatar swipe screen to unlock 8 End of the treatment At the end of the treatment the unit stops output and returns to the pre start state The indicator is switched from blue to...

Page 39: ...ment When the parameter is set click the start button to start the treatment 4 Adjust output intensity Click the start button the output intensity can be adjusted 5 End of the treatment At the end of...

Page 40: ...41 5 Open circuit tip When the treatment electrode is disconnected the device appears with the following prompt please re paste the electrode...

Page 41: ...42 6 Help Click the icon in the upper right corner of the main interface or slide the interface in the main interface to see more click the icon enter the help interface...

Page 42: ...3 6 1 Using guidance There is some introduction of how to operation the LGT 235 Portable Electro Stimulation Therapy Device in using guidance which is convenient for you to understand the use of devic...

Page 43: ...44 6 2 Common problem MStim Arth Application includes a variety of common problems you can learn more about the LGT 235 Portable Electro Stimulation Therapy Device and treatment...

Page 44: ...indicator on the unit flashes yellow during charging The status indicator stops flashing turn to green when the battery is fully charged NOTE If the rechargeable battery of the units is not fully cha...

Page 45: ...knee pad for electrotherapy Wear the knee pad for electrotherapy according the drawing of APP or the actual situation and place the main unit in the knee pad for electrotherapy 1 6 Connect the unit C...

Page 46: ...ulation you may have to adjust the intensity level after some time to ensure optimal stimulation 2 4 The End of Treatment At the end of the treatment the unit stops output and returns to the pre start...

Page 47: ...neecap with a damp cloth or antiseptic wipe after use It can be washed if necessary moderate amount of neutral detergent soak for a short time be careful gently rinse and dry naturally Not machine was...

Page 48: ...er line immediately 2 Replace the electrodes if they are damaged or torn they are past the use by date they have lost their adhesive power Never use plaster or tape to attach them to your skin stimula...

Page 49: ...old waste at the end of its useful life Dispose of the unit at a suitable local collection or recycling point Dispose of the device in accordance with EC Directive WEEE Waste Electrical and Electronic...

Page 50: ...nit is empty Charge the unit see chapter Preparing for use 2 The MStim Arth APP on the mobile phone could not connect with the unit 1 The unit is not turn on 2 Mobile phone Bluetooth is not open or mo...

Page 51: ...The electrode lead hose connected badly 4 The electrode lead hose has been damaged 1 Press the start button 2 Adjust the output intensity 3 Re connect the electrode lead hose 4 Replace a new electrod...

Page 52: ...llow 1 The electrode lead hose connected badly 2 The electrodes are poor contact with the skin 3 Electrodes do not stick well 1 Re connect the electrode lead hose 2 Re connect the electrodes 3 Replace...

Page 53: ...pain Chronic pain Arthrocele and Relaxing Massage Output Waveform Symmetrical biphasic asynchronous Pulse Duration Mode Pulse Duration s tolerance Acute pain 200 20 Chronic pain 200 20 Arthrocele 500...

Page 54: ...p p stepping 1mA 5mA or 10 tolerance at 500 load Maximum Current r m s the maximum current will be limited to 50mA r m s at 500 Load 1 2 MCR Parameters Channels One channel Output Waveform Symmetrical...

Page 55: ...el LGT 235 Power supply Adapter model HYI11 005 Adapter supply voltage AC100 240V 50 60Hz Adapter output DC 5V 2A Battery 3 7V 1200mAh lithium battery Line Current Isolation Patient disconnected when...

Page 56: ...main unit Classification Classification IEC 60601 1 Class II Type BF Applied Part Ingress Protection IP22 Mode of operation Continuous Environmental conditions of operation Temperature 5 to 40 Rel hu...

Page 57: ...uan Avenue Science City Guangzhou Hi tech Industrial Development Zone 510530 Guangzhou Guangdong Province P R China Tel 86 20 6635 3999 Fax 86 20 6635 3920 Email service longest cn Website www longest...

Page 58: ...soon as the product is installed and send a copy to service longest cn to have the warranty be valid Damages due to non adherence to the User Manual or wear of parts are excluded from warranty This Wa...

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