Objective To explore the effect of obstetrics and gynecology rehabilitation therapy instrument combined with ear acupoint buriul seed on urinary retention of parturients，and to provide high-quality treatment strategiesfor postpartum management. Methods? A total of 122 puerpera treated in Rugao People's Hospital from October 2019 to July 2020 were selected and divided into study group and control group according to random number table method，with 61 cases in each group. The control group carried out traditional interventions，while the study group received obstetrics and gynecology rehabilitation therapy instrument combined with ear acupoint embedding treatment on the basis of the control group. Comparison of first urination time，bladder residual urine volume and 24 h postpartum hemorrhage between the two groups. Results? The first urination time of the patients in the study group was shorter than that in the control group，and the residual urine volume of the bladder and the 24 h postpartum bleeding volume were less than those in the control group（P＜0.05）. Conclusion? The introduction of obstetrics and gynecology rehabilitation therapy instrument combined with ear acupoint embedding therapy can improve postpartum urinary retention symptoms and reduce postpartum hemorrhage.