METHODS: Sixty patients after elective TAH were randomly divided into two groups, to receive PCEA by levobupirvacaine (group A, n=30) or bupirvacaine (group B, n=30). Analgesia effect, block of motor nerve and incidence of side-effect were observed.

• 方法:择期经腹子宫全切术患者60例随机分成左旋布比卡因组(L组,n=30)和布比卡因组(B组,n=30)进行PCEA,观察患者24h镇痛效果、运动阻滞情况及不良反应。