BeneVision N Series Patient Monitor Operator’s Manual A - 35
A.15.17 BIS Specifications
A.15.18 NMT Specifications (from Mindray NMT module)
Standard Meet the standard of IEC 60601-2-26
Technique Bispectral index
Measured parameters EEG
BIS, BIS L, BIS R: 0 to 100
Calculated parameters SQI, SQI L, SQI R: 0 to 100%
EMG, EMG L, EMG R: 0 to 100 dB
SR, SR L, SR R: 0 to 100%
SEF, SEF L, SEF R: 0.5 to 30.0 Hz
TP, TP L, TP R: 40 to 100 dB
BC, BC L, BC R: 0 to 30
sBIS L, sBIS R: 0 to 10.0
sEMG L, sEMG R: 0 to 10.0
ASYM: 0 to 100%
Sweep speed 6.25 mm/s, 12.5 mm/s, 25 mm/s or 50 mm/s, ±10% error
Input impedance >5 M
Noise (RTI) <0.3 V (0.25 to 50 Hz)
Input signal range ±1 mV
EEG bandwidth 0.25 to 100 Hz
Patient leakage current <10 A
Alarm limit Range Step
BIS High (low limit + 5) to 100 5
BIS Low 0 to (high limit - 5)
Standard Meet the standard of IEC 60601-2-10
Stimulation output Pulse width 100, 200, or 300 s; monophasic rectangle
pulse
Accuracy: ±10%
Current range 0 to 60 mA in increments of 5 mA
Accuracy: ± 5% or ±2 mA, whichever is
greater
Max. skin impedance 3 k @ 60 mA, 5 k @ 40 mA
Max. output voltage 300 V
ST mode ST-Ratio 0 to 200%
Measurement interval Manual, 1 s, 10 s, 20 s
TOF mode TOF-Count 0 to 4
TOF-Ratio 5% to 160%
Measurement interval Manual, 12s, 15s, 20s, 30s, 1min, 5min,
15min, 30min, 60min
PTC mode PTC 0 to 20
Measurement interval Manual