Technical Notes; Performance Test - Xavant STIMPOD MMS460 Manual

3)

Technical Notes

3.1)

Performance Test

Before operating and using the device a performance test must be carried out at
the site of use. The performance test described below is in compliance with the
German § 5 MPBetreibV directive.
• Insert the batteries and switch on the device.
The following screen should appear on the display.
NMS4X0
followed by
.
_ _ _
Insert Cable
Insert Cable Insert Cable
!
Insert the Nerve Mapping Cable.
•
The following screen should appear on the display.
Open Circuit
! Detected
• The LED should flash RED and no audible feedback should be heard.
VX.00
Short-circuit the Nerve Mapping probe and the ECG connector.
•
The following screen should appear on the display.
• The LED should flash GREEN and if sound is enabled in the menu a beep should
be heard each time a stimulus is delivered.
• Stimulus should occur at the set frequency. (1,2 or 5 Hz).
• Use the adjusting wheel and slowly increase the current to 20mA.
• Monitor that the stimulating waveform, measured and displayed in the diagnostic
window is square. The top part of the square wave should also touch the dotted
line, which represents the current setting.
NOTE:
If the STIMPOD NMS415 malfunctions in any one of these performance
•
tests, it should be checked by the relevant technical department.
• Equipment may only be repaired by the manufacturer or by an
organisation expressly authorised by the manufacturer.
• Equipment does not require regular calibration.
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