Changes of TEP to various anoxia stage were recorded on the simplified models of cerebral anoxia made by clipping trachea.

• 确定最佳刺激电压、记录部位及基本波形后检测正常三叉神经皮层诱发电位。 夹闭气管制备简化脑缺氧模型，检测脑缺氧各阶段诱发电位的变化。