无痛分娩常用药物为利多卡因,浓度过高或过低都会对母婴造成不良影响。文献报导[1]用低浓度利多卡因与017ｍｇ%芬太尼混合用于上胸段硬膜外阻滞,通过观察,证明此混合液在硬膜外腔起效迅速,作用完善。我院采用075%利多卡因混合017ｍｇ%芬太尼用于无痛分娩,通过30例产程观察,新生 Painless labor commonly used drugs for lidocaine, the concentration is too high or too low will have a negative impact on mother and child. Reported in the literature [1] with low concentrations of lidocaine and 017mg% of fentanyl for upper thoracic epidural block, by observation, proved that this mixture in the epidural space rapid onset, the role of perfect. Our hospital with 075% lidocaine mixed 017mg% fentanyl for painless childbirth, through 30 cases of labor observation, freshmen