一、产道性难产如因骨盆狭小,如系活胎以剖腹产为最佳分娩方式,所以凡来得及转送者应尽快转送。应尽力延缓产程进展,用药物使宫缩减弱,常用苯巴比妥钠0.1～0.2克肌注。子宫收缩强烈,有先兆破裂征象,剖腹产无条件,此时为确保产妇安全,可考虑与家属研究同意后做毁胎术应急。如果骨盆狭小又是死胎或胎儿畸形时,以毁胎分娩为好。 First, the vaginal birth due to the pelvis is small, such as the Department of live births to Caesarean section for the best mode of delivery, so where appropriate the transfer should be transferred as soon as possible. Should try to delay the progress of labor, with contractions to reduce the use of drugs, commonly used 0.1 to 0.2 grams of sodium phenobarbital intramuscular injection. Uterine contractions, signs of threatened rupture, unconditional Caesarean section, this time to ensure the safety of mothers, may consider to agree with the families of the debridement emergency. If the pelvis is small still fetal or fetal malformations, to destroy the childbirth as well.