产后全身各系统(除乳房外),尤其是生殖系统,因妊娠所引起的变化逐渐恢复到妊娠前状况,此恢复期称为产褥期,一般需6~8周。子宫变化分娩结束时,子宫底在脐下1~2横指处,以后由于肥大的肌纤维缩小,水肿及充血现象消失,子宫逐渐缩小。宫底每日下降约1.5厘米,产后4~5天达脐耻间中点,10~14天降入盆腔, Postpartum systemic system (except breast), especially the reproductive system, due to changes caused by pregnancy gradually restored to pre-pregnancy condition, this recovery period is called the puerperium, usually 6 to 8 weeks. Uterine changes at the end of childbirth, the bottom of the uterus at the uterus 1 to 2 transversely at the Department, after the hypertrophy of the muscle fiber narrowing, edema and congestion disappear, the uterus gradually reduced. End of the Palace daily decline of about 1.5 cm, 4 to 5 days postpartum umbilical ashamed midpoint, 10 to 14 days into the pelvis,