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妊娠期脐带缠绕是危及胎儿的潜在高危因素,若在产程发动前的足月妊娠期诊断出脐带缠绕,是预防胎儿不良结局的重要措施之一,我们从1993年10月
Umbilical cord entanglement during pregnancy is a potentially dangerous factor threatening the fetus. If umbilical cord entanglement is diagnosed during full-term pregnancy prior to the onset of labor, it is one of the important measures to prevent unwanted fetal outcomes. From October 1993