BeneVision N22/N19 Patient Monitor Operator’s Manual A - 33
A.14.20 NMT Specifications (NMT from Mindray NMT module)
A.14.21 NMT Specifications (From TOF-Watch SX Monitor)
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
DBS mode Measurement interval Manual, 15s, 20s, 30s, 1min, 5min, 15min,
30min, 60min
DBS-Count 0 to 2
DBS-Ratio 5% to 160%
NMT message Threshold
Block Recovery Off, 1, 2, 3, 4, 5%, 10%, 20%, 30%, 40%, 50%, 60%, 70%, 80%, 90%, 100%
Operating mode Interfaces with TOF-Watch SX monitor
Parameters Measurement range
TOF-Ratio 1% to 160%
TOF-Count 0 to 4
Single 0% to 160%
PTC 0 to 15
Tskin 20.0 °C to 41.5 °C