我院自1996年开展无痛分娩工作，成功实施2000余例，取得良好效果。现将产程观察体会总结如下。亚临床资料我们选择妊娠38～42周，产程进入活跃期，宫缩规律，初产妇，窗口开大3cm以上，经产妇宫口开大Zcm以上，要求行无痛分娩而无禁忌症者，采用布比卡因和利多卡因作硬膜外阻 Our hospital since 1996 to carry out painless childbirth, the successful implementation of more than 2000 cases, achieved good results. Production process now observe the experience is summarized as follows. Clinical data We choose 38 to 42 weeks of pregnancy, labor process into the active phase, contractions of the law, primipara, the window open more than 3cm, the maternal cervix open Zmax above require painless childbirth without contraindications, the use of Bupivacaine and lidocaine for epidural resistance