Objective To define cerebral blood flow dynamics during postoperative emergence from anesthesia,via blood oxygen saturation of jugular vein bulb(SjvO2) and transcranial Doppler(TCD).

• 目的使用颈静脉球部血氧饱和度和经颅多普勒监测,研究手术苏醒期患者脑血流动力学的变化。