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NeuroTrac

Simplex - Operation Manual

Contents

Page

Unit symbols explanation

Warnings

Contra-Indication and Precautions

Conditions known to respond to EMG

Introduction

NeuroTrac

Simplex Layout

Lead / Electrode connection Assembly

Quick Start instructions

Threshold and bargraph scaling

How to use EMG session

Optional PC Software

EMG Session settings

EMG Session Statistics

Lock Function for compliance record

Electrodes types and tips

Care, Maintenance, Accessories and Disposal

Specifications

Trouble shooting

Information regarding Electromagnetic

compatibility and interference (EMC)

Warranty

Clinical References

Table of Contents

Содержание NeuroTrac Simplex

Страница 1: ...NeuroTrac Simplex Operation Manual 1 VERITY VERITY MEDICAL LTD Operators Manual Visit our website www veritymedical co uk for detailed application protocols NeuroTrac Simplex English SINGLE CHANNEL EMG ...

Страница 2: ...h the essential health and safety requirements set out in European Directives 0088 Notified body identification LRQA Ltd Patient s shock protection type BF Body floated Equipment Floating isolated applied part It is only intended for connection to patient s skin but has floating input circuits No connections between patient and earth IP20 on the unit IP indication for protection against ingress of...

Страница 3: ... Quick Start instructions 9 Threshold and bargraph scaling 11 How to use EMG session 12 Optional PC Software 13 EMG Session settings 15 EMG Session Statistics 16 Lock Function for compliance record 19 Electrodes types and tips 20 Care Maintenance Accessories and Disposal 21 Specifications 23 Trouble shooting 24 Information regarding Electromagnetic compatibility and interference EMC 25 Warranty 29...

Страница 4: ...battery charger or to any other mains powered equipment We advise not to use Ni Cad rechargeable batteries To avoid the effects of electromagnetic interference never use the NeuroTrac Simplex within 4 metres of a cellular telephone or near any other powerful radio interference producing equipment that produces electrical sparks etc In the EMG Mode the NeuroTrac Simplex may be susceptible to strong...

Страница 5: ...nts who have diminished mental capacity or physical competence who cannot handle the device properly Do not place electrodes inside mouth The patient should use the unit only as prescribed Do not immerse the unit in water or any other liquid If in doubt about the use of the NeuroTrac Simplex unit call your Doctor Therapist Clinician or you distributor for advice Contra Indications and Precautions ...

Страница 6: ...es the device to measure very weak muscle activity for example in flaccid pelvic floor muscle Increasingly EMG is being used as Therapists and Clinicians alike realise the importance of measuring muscle activity and individual patient s progress This can be achieved by locking the device which will record the average work rest onset and muscle release parameters and time in use by patients that us...

Страница 7: ...nformation Press and hold for 5 seconds to Unlock Increases EMG threshold or alters the parameters when setting up a programme Decreases the EMG threshold or alters the parameters when setting up a programme Press and hold SET for 3 seconds to adjust the session parameters such as Work Rest time number of trials etc Press SET button to adjust the threshold automatically contract the muscles for 3 ...

Страница 8: ...e on your body for example on a hip or forearm This third electrode will allow a precise EMG measurement if you don t use this electrode your reading will be unstable and meaningless EMG Reference Electrode This unit can be connected to the optional PC Software via BlueTooth connection Read more on page 13 also page 24 EMG Electrodes ...

Страница 9: ...to the unit Make sure the Vaginal or Rectal electrode is clean before use Insert the Vaginal or Rectal electrode using KY jelly or any other water based lube not mandatory A typical vaginal electrode placement diagram Don t insert too deep the neck of the probe should be just inside the vagina the metal plates of the probe should be fully inserted 4 For Skin electrodes placement make sure your ski...

Страница 10: ...and then relax the bargraph should go the full scale up and down in accordance with your movements 7 To start the programme press the START ESC button Follow the audio and display prompts relax as much as you can when you hear single beep sound and the display shows arrow down Contract as fast and as much as you can when you hear double beep sound and the display shows the arrow up To end the prog...

Страница 11: ...ng your muscles again for up to 5 seconds The threshold value regulates the full bar graph scale of your Simplex For example for the weak or small muscle groups the bar graph should be more sensitive threshold value 0 20µV then for stronger muscles threshold above 20µV The best way to select the threshold you need is to use the auto threshold function described above Note You need to be in the hom...

Страница 12: ...on by allowing the patient a visual bargraph and EMG µV reading and an audio beeps representation of his her actual muscular performance Once you hear and see the muscle during the voluntary attempts to contract and then to relax you can consciously develop the ability you need faster relaxation stronger hold quicker response etc Typically you would use a training session intensively for several t...

Страница 13: ...o follow so you can create your own relaxation rapid contraction protocols etc Work Rest Assessment this feature allows the periodic progress records to be stored in the database and printed out to establish the results and tendencies of biofeedback or any other additional on going rehabilitation protocols Below are some screen shots of selected Software features Patient s database stores all Asse...

Страница 14: ...es as you need and this will form a pattern called Template which the patient follows with his her EMG The Progress Report can be created from the records of assessment sessions previously recorded in PC Software The graphical comparison allows the progress details to be revealed for a proper evaluation of the rehabilitation results ...

Страница 15: ... FAB the EMG beeps will be audiable only above the threshold FBL the EMG beeps will be audiable only below the threshold FCO the EMG beeps will be audiable above and below the threshold FOF no EMG beeps Typical setting FAB PC Data output DON DOF Select from the following DON switch ON to enable PC Software connection DOF switch OFF to save batteries Typical setting DON EMG Notch Filter WDE NRW Sel...

Страница 16: ...erally the higher the Work average is the better the muscle performance Assessment the good progress is when Work average is getting higher and higher each day 20 SE T 5 WAV 67 0uv RAV 0 8uv Rest Average µV the overall average microvolts during all rest periods of the session Generally the lower the Rest average is the better the muscle performance It is very important how low you can relax your m...

Страница 17: ...er each day RLS 3 5 1 5 Sec Number of valid releases invalid releases of over 2 seconds are ignored from RLS calculation Number of all releases number of trials Release Average sec This is the average time taken in seconds to relax below 37 5 of the work average of all work segments any values over 2 seconds are ignored Generally this parameter measures how fast you can relax a muscle the shorter ...

Страница 18: ...e good progress is when Work Deviation value is getting smaller and smaller each day Rest Average deviation µV The average deviation in microvolts of the rest periods of the session it excludes the first second of each rest portion Generally the high Rest average deviation means overstimulated or overtrained muscle or the body has difficulties in controlling the muscle because of the damage of the...

Страница 19: ...tment you want and press the concealed button to lock the unit The lock symbol will appear on the display From this moment the overall statistics are gathered For example if you lock and complete 10 sessions during a couple of weeks the unit displays the number of completed sessions SE the overall average work of these 10 sessions the overall average rest the overall average onset and release the ...

Страница 20: ...ork try cleansing the skin with a swab impregnated with alcohol Clip away hairy skin using scissors don t use a razor to remove the hairs The electrodes conductive material is water based If it becomes saturated e g from perspiration it will lose its adhesive qualities After use leave the electrodes face up overnight to dry out replace on plastic film in the morning At some point the electrodes wi...

Страница 21: ...ime typically one week Low battery indicator of 6 9 volts shown on LCD display When flashing change battery for a new one Preferably use a PP3 alkaline battery Battery disposal please return to the supplier from whom you ve purchased it Lead Wires The lead wires should be handled carefully and never stretched as this can cause the stimulation to function below normal standards or not at all Examin...

Страница 22: ...amage this product NOTE Only Verity Medical Ltd or appointed distributors importers are approved to undertake servicing WIDE AND NARROW FILTER SETTINGS FREQUENCY RESPONSE Amplitude WIDE 19 375Hz NARROW 100 375Hz 50 Hz NOTCH Except Canada 60 Hz NOTCH 3db 45 58 Hz WIDE The picture above shows the EMG notch filter characteristics For the frequencies which correspond to heart beats Narrow option only ...

Страница 23: ... 50 Hz 8 Work Rest periods 2 99 seconds 9 Number of Trials 1 99 10 Battery PP3 Alkaline 9V Expected average battery life of standard 800 mAh alkaline 40 hours 11 Low battery indication at 7 4 volts 0 2 volts and automatic shut off 10 minutes after last key pressed unless infra red is turned on Expected service life 5 years Careful use and maintenance extends the life of the unit over the service l...

Страница 24: ...e patient uses conductive Gel as recommended by the Physiotherapist or Doctor 6 Some patients vaginal aperture may be too large for some internal probes causing intermittent contact with the walls of the pelvic muscle In such cases one should try another larger electrode Other possible issues 1 PC Software connection Make sure your unit has DON data ON in settings see page 15 When DON is enabled t...

Страница 25: ...ts of interference which the NeuroTrac device is susceptible This can happen when the power supply block has only a two pin connector connecting it to the mains with no earth As a precaution make sure that the power cable from the notebook is placed as far away as possible from the connection wires of the NeuroTrac device Try to keep the NeuroTrac device close to the patient s body in the field of...

Страница 26: ...s buildings used for domestic purposes Harmonic emissions IEC 61000 3 2 Not applicable Voltage fluctuations flicker emissions IEC 61000 3 3 Not applicable Table 202 Guidance and manufacturer s declaration electromagnetic immunity The NeuroTrac product is intended for use in the electromagnetic environ ment specified below The customer or the user of theNeuroTrac product should assure that it is us...

Страница 27: ...stance in meters m Field strengths from fixed RF transmit ters as determined by an electromag netic site survey a should be less than the compliance level in each frequency range b Interference may occur in the vicinity of equipment marked with the following symbol NOTE 1 At 80 MHz and 800 MHz the higher frequency range applies NOTE 2 These guidelines may not apply in all situations Electromagneti...

Страница 28: ...m output power of transmitter W Separation distance according to frequency of transmitter 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 12 12 23 For transmitters rated at a maximum output power not listed above the recommended separation distance d in meters m can be estimated using the equatio...

Страница 29: ...th the unit or normal wear and tear Any evidence of tampering will nullify this war ranty Customer Service Please contact your distributor for any customer service enquiries including the warranty returns Your invoice of purchase and or the rear cover of this manual should state the name and the contact details of your distributor For assistance if needed in setting up using or maintaining the uni...

Страница 30: ...ion Manual 30 Clinical References Please go to our website for the latest clinical protocols http www veritymedical co uk Protocols Please contact us for any clinical references of NeuroTrac Simplex enquiries veritymedical com ...

Страница 31: ...NeuroTrac Simplex Operation Manual 31 Notes ...

Страница 32: ...NeuroTrac Simplex Operation Manual 32 Document revision info NeuroTrac Simplex manual English ESS102 OM EN14 14 03 16 Simplex Distributor Not for sale or use in the USA ...

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