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Verity Medical NeuroTrac MyoPlus Pro Service Manual

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SERVICE MANUAL
NeuroTrac
MyoPlus Pro
®
Verity Medical Ltd. Churchtown House, Tagoat, Co. Wexford, Ireland, Y35 XY44
Phone: +353 (0) 53 913 2433; +44 (0) 1794 367 110, support@veritymedical.com
Doc.: MYO120P-SM-09, revised on 18/09/2024

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Summary of Contents for Verity Medical NeuroTrac MyoPlus Pro

  • Page 1 SERVICE MANUAL NeuroTrac MyoPlus Pro ® Verity Medical Ltd. Churchtown House, Tagoat, Co. Wexford, Ireland, Y35 XY44 Phone: +353 (0) 53 913 2433; +44 (0) 1794 367 110, support@veritymedical.com Doc.: MYO120P-SM-09, revised on 18/09/2024...
  • Page 2: Table Of Contents

    Issue no Doc. Date Change description Author Approved by Date Level 1 output test updated with more detailed 18/09/2024 description of oscilloscope measurements; current Pawel Szypula Nigel Verity consumption test replaced with trip off test Contents Contents Page Warnings ................................3 Contraindications &...
  • Page 3: Warnings

    Warnings • This unit must be used with the guidance of a clinician or therapist. This includes selection of the type of vaginal probe/skin electrodes and placement of skin electrodes. • Type BF equipment, Continuous Operation. • Do not insert lead wires into a mains power supply. •...
  • Page 4: Contraindications & Precautions

    Contraindications & Precautions STIM: Neuromuscular Stimulation (NMS) • Before using this equipment, you must first seek the advice of your doctor or therapist. • Neuromuscular Stimulation should not be used by: • Patients fitted with demand style cardiac pacemakers • During pregnancy (unless medically advised) •...
  • Page 5: Description Of Myoplus Pro Unit & Functions

    Description of MyoPlus Pro Unit & Functions...
  • Page 7: Safety Checks

    This instruction defines the procedure to be followed and the criteria to be met in service testing of NeuroTrac ® MyoPlus Pro manufactured by Verity Medical ltd. Only qualified and trained staff shall carry out the service checks. Test equipment Name Model &...
  • Page 8 4. Connect 500 Ω resistors to the lead wire pins, connect the lead wires to the device output jack, and connect oscilloscope wires to the resistor as shown below. Oscilloscope probe wires 500 Ω Resistor 5. Set mA level of tested device to max level (90mA). Read the results from the oscilloscope for each channel, as show in in picture below and complete the table on page 10.
  • Page 9 Serial number of tested unit Pass/failed Fault description If the device is found to be faulty, please return it to Verity Medical for repair. Repairs can only be carried out by Verity Medical Ltd.
  • Page 10: Consumable Materials And Preventative Maintenance

    CONTROL UNIT Wipe the surface once a week with a damp cloth or antiseptic wipe. Do not use cleaning sprays or alcohol-based cleaning solutions. Control unit disposal: please return to Verity Medical Ltd. or to the appointed distributor. ACCESSORIES Battery and Optional Charger: ∗...
  • Page 11: Cleaning Instructions

    For the Best Results: Before each use cleanse the skin. After each use stick the pads on the shiny insert card and store in a cool and dry place, such as the fridge (not freezer). Caution: Static electricity may damage this product. Cleaning Instructions For single patient use, wipe the surface once a week with a damp cloth or antiseptic wipe.
  • Page 12: Troubleshooting

    Troubleshooting Issues with EMG reading precision 1. EMG Reference: If you don’t use the reference wire as described on page 10, the reading becomes unstable. Instability may cause your reading to be too high or too low. For example, when you relax your muscles and expect the EMG to drop below 4 μV but the reading is well above and does not decrease.
  • Page 13 No stimulation, mA intensity cuts off to zero The problem you are experiencing is most likely due to poor connection. As a result, you will see the “Output ...” message on screen and your mA reading will show zero. Follow the tips below and try again pressing the mA button to increase the intensity.
  • Page 14 Settings not working, cannot change programme Your device might be locked, and you will see the padlock symbol on your screen. When the device is locked, the programme list might be reduced, and some settings become unavailable. Make sure, with your treatment supervisor, that unlocking the unit is not altering your prescribed treatment.
  • Page 15: Technical Specification

    Technical Specification 1. EMG 1.0 Single channel EMG 1.1 EMG Range: 0.2 to 2000 μV RMS (continuous) 1.2 Sensitivity: 0.1 μV RMS 1.3 Accuracy: 4% of μV reading +/-0.3 μV at 200 Hz 1.4 Selectable Bandpass filter - 3db Bandwidth, a.
  • Page 16 Expected average battery set life [of standard 850 mAh, alkaline]: 14-18 hours in STIM, 28 hours in EMG mode. Expected service life: 5 years. Careful use and maintenance extend the life of the unit over the service life limit. Environmental conditions for use: +5 to +40 degrees Centigrade.
  • Page 17: Information Regarding Electromagnetic Compatibility And Interference (Emc)

    Information regarding Electromagnetic compatibility and interference (EMC) NeuroTrac products are designed to produce very low levels of radio frequency (RF) emissions (interference), to be immune from effects of interference produced by other equipment operating in their vicinity and damage due to electrostatic discharge all when operating in a typical domestic and or clinical environment.
  • Page 18: Electromagnetic Immunity

    Table 202: Guidance and manufacturer’s declaration – Electromagnetic immunity ® The NeuroTrac product is intended for use in the electromagnetic environment specified below. The customer or the user of the NeuroTrac ® product should assure that it is used in such an environment, and that precautions regarding that environment are heeded.
  • Page 19 Table 204: Guidance and manufacturer’s declaration – Electromagnetic immunity The NeuroTrac® product is intended for use in the electromagnetic environment specified below. The customer or the user of the NeuroTrac® product should assure that it is used in such an environment. Immunity IEC 60601 Complian...
  • Page 20 Table 206: Recommended separation distances between portable and mobile RF communications equipment and NeuroTrac® product The NeuroTrac® product is intended for use in an electromagnetic environment in which radiated RF disturbances are controlled. The customer or the user of the NeuroTrac® product can help prevent electromagnetic interference by maintaining a minimum distance between portable and mobile RF communications equipment (transmitters) and the NeuroTrac®...
  • Page 21: Warranty

    Warranty Verity Medical Ltd., provides a warranty to the original purchaser, that this product will be free from defects in the material, components and workmanship, for a period of 2 years from the date of purchase by the distributor [invoice date from Verity Medical to the appointed distributor].