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人工破膜后 ,血清及羊水中前列腺素类似物显著增加 ,另外 ,破膜中宫颈阻力降低胎头下降紧贴子宫下段和宫颈 ,反射性地使前列腺素分泌增加 ,引起宫缩。缩宫素又叫催产素 ,其主要作用机制是促进子宫平滑肌收缩而催产 ,是目前公认产前给药途径。现将人工破膜加催产素静滴在第一产
Artificial rupture of membranes, serum and amniotic fluid prostaglandin analogs significantly increased, in addition, the rupture of membranes in the cervix to reduce fetal resistance decreased fetal close to the lower uterine segment and the cervix, reflex prostaglandin secretion increased, causing contractions. Oxytocin also known as oxytocin, its main mechanism of action is to promote uterine smooth muscle contraction and oxytocin, is currently recognized as prenatal route of administration. Artificial rupture of membranes and intravenous infusion of oxytocin in the first production