General Properties • Techniques • Delivery Set • Specifications

·                   Electroneuromyography (EMG):

o                            Surface EMG (spontaneous activity, interference curve)

o                            Stimulation EMG (M-wave, sensory action potential, F-wave, H-reflex (also including paired stimulation), T-reflex*, blink reflex, magnetic stimulation**)

o                            Rhythmical Stimulation (Decrement-test) (impulse series, stimulation by user-defined algorithm, tetanization)

o                            Needle (Local) EMG (spontaneous activity, interference curve, motor unit potentials)

·                   Somatosensory evoked potentials (SEP)

·                   Visual evoked potentials (VEP)

·                   Auditory evoked potentials (AEP)

·                   Cognitive evoked potentials (CEP)

·                   Galvanic skin responses (GSR)

·                   Transcranial magnetic stimulation (TCMS)

·                   Intraoperative monitoring (IOM)

·                   Objective audiometry (OA)

·                   Otoacoustic emission (OAE)

·                   Electroretinography (ERG)

·                   Electro-oculography (EOG)

Neuro-MEP-4 General Properties

·                   4-channel EMG, EP, GSR, EEG and 2-channel ERG, EOG and OAE recording

·                   painless magnetic stimulation** of peripheral nerves

·                   possibility for application of arbitrary choice of techniques during a patient checkup

·                   detailed base of normative parameters which depend on the patient's age, sex and height

·                   input and edit of medical norms for any age

·                   automatic checkup report generation with the possibility of its editing

·                   possibility of using Microsoft Word as a report editor

·                   simultaneous review and comparison of several checkups in multiple-window mode when case follow-up of a patient

·                   automatic support of checkup archives

·                   visual representation of executed tests as a tree view, and quick selection of necessary information for review and analysis

·                   convenient and intuitively understood interface which uses all the possibilities of Windows 98/ME/2000/XP

·                   operation in any unshielded room

Neuro-MEP-4 Techniques

 

 

 

 

 

Surface EMG

·                   spontaneous activity

·                   interference curve

·                   turn-amplitude and frequency analysis of interference EMG

 

 

 

 

 

 

 

Neuromuscular Transmission Study

·                   analysis of M-wave decrement during rhythmical stimulation of motor nerve

·                   tetanization and posttetanic phenomena study

·                   user-defined stimulation algorithm creation

 

 

 

 

 

 

 

Transcranial Magnetic Stimulation**

·                   determination of central motor conduction time of patients suffering from nervous system demyelination diseases, in particular, disseminated sclerosis

 

 

 

 

 

 

 

Auditory Evoked Potentials (AEP)

·                   registration of short-latency (brainstem), middle- and long-latency AEP

·                   objective audiometry

 

 

 

 

 

 

 

Stimulation EMG

·                   registration and analysis of M-wave characteristics and sensory action potential

·                   evaluation of motor/sensory conduction velocity

·                   F-wave, H-reflex (also including paired stimulation), T-reflex* and blink reflex parameters study

·                   magnetic stimulation of spinal roots and peripheral nerves with the further classic analysis of motor response**

·                   registration and analysis of GSR parameters

 

 

 

 

 

 

 

Needle (Local) EMG

·                   registration and analysis of spontaneous activity phenomena, calculation of potentials average frequency

·                   detection of motor unit potentials (MUP) in semiautomatic and manual modes

·                   automatic analysis of MUP parameters, determination of denervation-reinnervation process stage

·                   turn-amplitude and frequency analysis of interference curve

 

 

 

 

 

 

 

Visual Evoked Potentials (VEP)

·                   registration of flash visual evoked potentials

·                   registration of reversal pattern (chess, with horizontal/vertical stripes, or arbitrarily generated image) visual evoked potentials

 

 

 

 

 

 

 

Otoacoustic Emission:

·                   transient evoked otoacoustic emission registration for objective estimation of the cochlea state on the Corti's organ level

 

 

 

 

 

 

 

EMG and EP Intraoperative Monitoring

 

 

 

 

 

 

 

 

Somatosensory Evoked Potentials (SEP)

·                   short- and long-latency SEP

 

 

 

 

 

 

 

Electroretinography

·                   ERG registration using ganzfeld stimulator, and different intensity white, red, blue, green colors and reversal pattern

·                   registration of cone, rod, maximal, local, rhythmical ERG and oscillatory potentials

·                   ERG on long stimulus (on/off electroretinography)

·                   Electro-oculogram registration

 

 

 

 

 

 

 

Cognitive Evoked Potentials (CEP)

·                   cognitive evoked potentials (P300, MMN (mismatch negative), CNV (contingent negative variation) registration

·                   use of stimuli of any modality

* tendon hammer should be included in the delivery set
** magnetic stimulator Neuro-MS should be included in the delivery set

Neuro-MEP-4 Delivery Set

·                   Neuro-MEP amplifier unit with a holder

·                   Neuro-MEP auditory-visual stimulator

·                   Neuro-MEP electrical stimulator control unit with stimulus probe

·                   Patient button

·                   USB-hub

·                   Set of EMG electrodes:

o                            Surface electrode with a cable (for one EMG channel registration) – 2 pcs.

o                            Bar electrode with a cable (for one EMG channel registration) – 2 pcs.

o                            Ring electrode with a cable

o                            Ground electrode with a cable – 2 pcs. (for child and grown-up)

o                            Reusable concentric needle electrode – 2 pcs.

o                            Adapter for needle electrode connection

·                   Cup EP electrode with a cable – 8 pcs.

·                   Pup jack linker for EP registration – 2 pcs.

·                   Set of stimulators:

o                            Visual stimulator (LED goggles)

o                            Visual pattern-stimulator (monitor 15")

o                            Auditory stimulator (headphones)

o                            Electro stimulating electrode

·                   Column loudspeaker – 2 pcs.

·                   Abrasive paste for skin preparation

·                   Electrode adhesive paste

·                   Electrode gel

·                   CD with software

·                   User and technical manuals

·                   Transportation bag

 

 

 

 

 

Extra Delivery Set

·                   High-resolution pattern adapter

·                   Dedicated keyboard

·                   Footswitch (3 pedals)

·                   Tendon hammer

·                   Temperature sensor

·                   Neuro-OAE – software and equipment for transient evoked otoacoustic emission:

o                            TEOAE probe

o                            Ear tips (4 - 14 mm diameter with 1 mm step – 4 pcs. of each size)

·                   Neuro-ERG – software and equipment for electroretinography:

o                            Set of electrodes for ERG registration:

o                                      corneal "loop" electrode – 25 pcs.

o                                      corneal "hook" electrode – 5 pcs.

o                                      adapter for corneal electrode connection

o                                      ear electrode with a cable – 2 pcs.

o                            Forehead and chin support assembly

o                            Penlights with concentrators (red, blue, green, white) with a holder

o                            Mini-ganzfeld stimulator

o                            Ophthalmologic conductive gel

·                   Neuro-MS – magnetic stimulator for cerebral cortex motor zones and peripheral nervous system

Neuro-MEP-4 Specifications

Neuro-MEP Amplifier:

Number of EMG/EP channels

4

Sampling rate per channel

200 Hz – 40 kHz

A/D converter

16 bit

Sensitivity

0.1 – 50000 µV/div.

Input impedance

100 MΩ

Peak to peak input noise level in the band from 2 Hz up to 10 kHz, not more than

3 µV

High pass filter

0.02 – 1000 Hz

Low pass filter

10 – 10000 Hz

On/off notch filter 50/60 Hz (switchable), not less than

40 dB

Common mode rejection ratio, not less than

100 dB

Interchannel damping

60 dB

Trig-in for third-party firm stimulators

Yes

Electrical Stimulator:

Stimulus amplitude

0.1 – 100 mA

Stimulus duration

0.025 – 5 ms

Stimulation frequency

0.05 – 50 Hz

Stimulus shape:

rectangle, meander, trapezium, sinusoid

Auditory-Visual Stimulator Unit:

Visual Stimulator:

Brightness control range

-3...0 log units

Stimulus duration

100 – 50000 µs

Stimulation frequency

0.05 – 100 Hz

Auditory Stimulator:

Stimulus intensity (SPL)

0 – 120 dB

Tone Stimulation:

 

• Tone

100 – 8000 Hz

• Stimulus duration

0.025 – 90 ms

Click Stimulation:

 

• Stimulus duration

100 – 50000 µs

Stimulus frequency

0.05 – 30 Hz

Left/right/double-sided stimulation

Yes

Stimulus shape