初产妇足月孕单胎头位临产时胎头仍未衔接称为胎头浮动，因不易预测其产程进展．常引起临床注意。为了了解其发生因素及对分娩的影响，本文对235例胎头浮动的临床资料进行了对照性分析．现报告如下。1临资料1．1对象：1994年7月至1997年7月我院住院分娩单胎头位孕龄＞37周初产 Primipara full-term pregnancy single fetal head when the fetal head still not convergence known as fetal head floating, because it is not easy to predict the progress of labor. Often cause clinical attention. In order to understand its occurrence factors and the impact of childbirth, this article on the 235 cases of fetal head floating clinical data were analyzed. The report is as follows. 1 temporary data 1.1 object: July 1994 to July 1997 hospital hospital delivery single head gestational age> 37 weeks of early production