Objective To study more effective treatment and care measures to release postpartum refractory urinary retention.Methods From January 2011 to December 2012,312 cases hospitalized single head delivery of perineum after episiotomy with maternal urinary retention were selected and divided into Group A,B and C stochastically,each group contained 104 cases.Group A was given phentolamine warm uterus paste on Qihai acupuncture point,Group B was given phentolamine treatment,Group C as control group was given warm uterus paste on Qihai acupuncture point.The treatment effects and treatment time were observed in three groups.The clinical outcomes and related indexes of medical resources consumption among 3 groups were compared.Results After intervention treatment on urinary retention of the 3 groups,the treatment time and effects on Group A was significantly better than Group B and C to relieve maternal urinary retention.The comparison among 3 groups had significant differences.While the postpartum hemorrhage,urinary tract infection caused by retention of urine and length of hospital stay and hospital costs were lower than Group B and C,the differences had statistical significance.Conclusions Phentolamine warm uterus paste on Qihai acupuncture point in treatment of postpartum refractory urinary retention is quick to work,simple,economic and safe,it has significant effects,and can significantly reduce complications,hospitalization time and cost of hospitalization.