NCC Cynapse system is a professional intraoperative neuro-monitoring system which helps reduce the risk of nerve damage during various of types of surgery and identify the integrity of nerve function before the end of surgery through objective evaluation indicators of central nerves, peripheral nerves, muscles and narcotics. It has flexible configuration of measurement modalities(EMG, MEP, SEP, EEG, BAEP, VEP etc.) and has the ability to combine a wide variety for different kinds of spinal surge