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如何确知产程开始时间和正确计算产程是处理分娩的关键。本文探讨近产期子宫颈口扩张情况并分析其与年龄、孕周、产程和分娩方式等因素的关系,为正确处理分娩,确保母儿安全提供参考。材料与分析本组对象为近产期分娩未发作的初产妇500例(均为单胎、头位、活胎),由专人负责作肛查,子宫颈管尚存者定为“未消”;子宫颈管全消失但未扩张者定为“展平”;根据扩张程度分为0.5厘米、1厘米、1.5厘米、2厘米、2.5厘米和3厘米。分析如下。
How to know the starting time of labor and how to calculate the labor is the key to the delivery. This article explored the cervical dilatation of the near term and analyzed its relationship with age, gestational age, labor process and delivery mode and other factors, to provide a reference for correctly handling childbirth and ensuring the safety of mother and child. Materials and analysis This group of objects for the delivery of primiparous primipara 500 cases (both single, head position, live fetus), by the person responsible for anal examination, survivors of the cervix as “not eliminated” ; The cervix disappeared but did not expand those who are “flat”; according to the expansion is divided into 0.5 cm, 1 cm, 1.5 cm, 2 cm, 2.5 cm and 3 cm. analyse as below.