Features of 4 channel emg machine
· Professional hardware technology, performance is credible and steady
· Multi processing unit parallel dispose technology, which makes data collection and graphics display more rapid
· NueroScape EMG/EP has 4 channels, which satisfies different work models in the clinic EMG examination
· Low noise, high CMRR, montage programmable electrode junction box
· Independently programmable stimulators allows sophisticated examinations
· Professional electromygram operation space, shortcut and steady
· Intraoperative monitor capability
· High speed and completely self-motion data collection and analysis, more nicety and more rapid with electrical stimulus, voice stimulus and light stimulus
· USB 2.0 connection to PC or laptop
Specification of 4 channel emg machine
· Main system part
· A/D conversion resolution: 16 Bit
· Sampling rate: 200kHz
· Analysis time: 5-5000ms
· Stimulating frequency: 0.1-50Hz
· Amplifier part
· Four leads
· Sensitivity: 0.05μV-20mV/Grid
· Earth noise: EMG <= 4μV(Vpp)
· EP <=0.1μV(Vpp)(1000 times in average)
· Common-mode rejection ratio: >= 100dB
· 50Hz Ban wave setting
· Upper limit Filter-frequency: 20kHz
· Lower limit Filter-frequency: 0.01Hz
· Plus amplifies 25 times-400000: times
· Stimulator part
· Current stimulator:
· constant current 0.2-100mA
· pulse width 50-1000μS short circuit and over
· loading protection