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一、难产的定义决定分娩的主要因素是产力、产道和胎儿三个方面。如果三因素均正常或能相互适应、胎儿能正常顺利娩出、即是正常分娩或称顺产。如果任何一个或一个以上的因素异常或三因素间互不协调、则分娩受到阻碍、称为异常分娩或称难产。此外:母体其它异常也可造成难产。顺产与难产、在一定条件下可以互相转化,如果分娩过程中处理不当、本应顺产者可以变为难产;反之,原有可能发生难产的孕产妇、如果经过详细检查、认真分析、正确处理、及时解决了分娩过程中产生的矛盾,则又有可能转变为顺产。如果确属难产,而处理不正确,不及
First, the definition of dystocia The main determinants of childbirth are the three aspects of labor, birth and fetus. If the three factors are normal or can adapt to each other, the fetus can be normal and smooth delivery, that is, normal delivery or delivery. If any one or more abnormal factors or three factors are not coordinated, childbirth is obstructed, known as abnormal delivery or dystocia. In addition: Other maternal abnormalities can also cause dystocia. With normal delivery and difficult labor, under certain conditions can be transformed into each other, if not properly handled in the process of delivery, this should be turned into dystocia; on the contrary, the original may have dystocia of pregnant women, after careful examination, careful analysis, correct handling, Timely solution to the contradictions arising in the delivery process, then there may be transformed into spontaneous. If it is indeed a dystocia, and treatment is not correct, less than