Objective:To observe the sedative effect,amnesic extent and suppress to the pulling reaction of viscus of midazolam combinde with droperidol-fentanyl in the epidural anaesthseia.

• 目的:观察咪达唑仑联合氟芬合剂抑制内脏牵拉反射以及镇静、遗忘的临床效果。