Conclusion: The electrophysiological signals from cortex and spinal cord can be recorded stably, which provided the experimental technology for the recording with microelectrode array.

• 结论：插入式电极在皮层及脊髓能稳定记录到中枢神经电信号，为植入式微电极阵列在中枢系统特别是脊髓内的长期植入记录建立一定的实验基础。