Results The C-sect rate of post-term pregnancy is 1.6 times of uterogestation postpartum hemorrhage is 3.3 times of controls neonatal asphyxia and newborn meconium inhalation rate will increase .

结果过期妊娠的剖宫产率是 足月 妊娠的1.6倍，产后出血是对照组的3.3倍，新生儿窒息，新生儿胎粪吸入综合征的发生率增加。

The uterogestation rate is 95 2 % ( 100 / 105 ) .

足月 妊娠率 95.2%（100/105）。

The human umbilical cords were obtained from healthy caesarean delivered uterogestation foetus from The Second Affiliated Hospital of Shantou University . The fact of the experiment was known by the lying-in mother and her family member and was be approved by hospital Ethics Committee .

脐带取自汕头大学医学院第二附属医院 妇 产科健康 足月 妊娠剖宫产的胎儿，产妇及家属对实验知情 同意，并经医院伦理委员会批准。

12 cases of interstitial pregnancy and deformity uterogestation try conservative operation treat save function of fallopian tube .

对输卵管间质部和 宫 角妊娠， 其中12例 试行保守手术 而保留 生育功能。