Objective: To study the effects of epiduralanaesthesia, general anaesthesia and combined anaesthesia on cardiovascular reaction during biliary tract surgery.
目的：探讨硬膜外麻醉、全麻、硬膜外复合全麻对胆道手术病人心血管反应的影响。
2
Objective: To explore the clinical effect of different administration juncture of pethidine and droperidol mixture during epiduralanaesthesia of laparoscopic surgery.
目的：探讨杜氟合剂给药时机对腹腔镜手术硬膜外麻醉效果的影响。
3
To evaluate safety and efficacy of administration schedule of continuous epidural infusion of lidocaine carbonate in patients during epiduralanaesthesia by clinical study.