Objective To explore the nursing intervention on prevention of postpartum urinary retention effect evaluation. Method From January to2012June2012200 cases of natural childbirth pregnant women were randomly divided into100 cases in the control group, the experimental group100 cases. The control group routine nursing, the experimental group were given routine nursing care in comprehensive nursing intervention. To observe 2 groups of postpartum urinary retention rate. Results The experimental group the occurrence of postpartum urinary retention rate was significantly lower than that of control group ( P<0.01), there is significant difference. Conclusion The natural delivery in a parturient with comprehensive nursing intervention, can effectively reduce the occurrence of postpartum urinary retention rate, reduce maternal pain, humanized service.