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在1929年,H.A.佐甫亚诺夫氏,提出了他自己原来的臀位产的助产方法。他的方法,主要是用于纯臀产的初产妇,其见解如下:当纯臀产生胎儿通过尚不够柔软的宫颈时,必须对正在娩出的胎儿的臀部施以较大的压力。这样一来,胎儿的下肢便在髋关节部屈曲并在膝关节部伸展开来。应当认为胎儿肢体的这种状态对他的顺利娩出是有好处的,因为胎儿的下肢紧压于屈曲的上肢,而使上肢卷曲于胎儿的胸前,就可以防止其上肢向后退缩;同
In 1929, H.A. Zufanov, proposed the midwifery method of his own original breech birth. His method is mainly used for primipara pure buttocks, the opinion is as follows: When the pure buttocks produce fetus through not yet soft enough cervix, you must exert a greater pressure on the fetus of the fetus. As a result, the lower limbs of the fetus will buckle at the hip joint and stretch out at the knee joint. It should be considered that this state of the fetal limb is good for his smooth delivery because the lower limbs of the fetus are pressed against the flexing upper limbs and the upper limbs curl on the chest of the fetus prevents their upper limbs from retracting backwards;