Abstract: Evoked potentials which can monitor spinal cord function in operation continuously and timely has been widely used in spinal orthopedics. However, intraoperative evoked potentials are affected by the technique in a variety of factors, how to improve the accuracy of intraoperative monitoring is still a problem to explore. In this paper, intraoperative nerve monitoring application and intraoperative potential reasons for the changes in the spine surgery orthopedic surgery were reviewed.

Key words: evoked potentials, orthopedic spine surgery, intraoperative nerve monitoring, review