Record the SBP,DBP,SPO2,HR and the time of consciousness at the time of anesthesia,after anesthesia, the begining of operation,the time of musculus pectoralis major and the end of operation.

• 记录麻醉前、麻醉后、手术开始时、分离胸大肌时、术毕时的SBP、DBP、SPO2、HR及术毕清醒时间,术中记忆、术后头晕、恶心、呕吐的发生例数。