Methods 8 patients of biliary surgery with epidural block were randomly divided into two groups:demerol group(group D, n =) and control group(group C, n =) The demerol (0.～mg/kg) was administered in vein 0 min before skin incision in group D.
Methods 8 patients of biliary surgery with epidural block were randomly divided into two groups:demerol group(group D, n =) and control group(group C, n =) The demerol (0.～mg/kg) was administered in vein 0 min before skin incision in group D.
方法择期硬膜外阻滞下胆系手术病人 8例 ,随机分为哌口替啶组 (D组 )与对照组 (C组 )各 例。 D组于手术切开皮肤前 0分钟静脉给予哌口替淀 0 ～ mg/kg。