Inclusion Criteria:  have one cesarean delivery, have intermenstrual spotting after the cesarean section or Residual muscle thickness was less than 3.0 mm at the preoperative stage underwent magnetic resonance imaging and transvaginalultrasound to evaluate the size of the defect and the Residual muscle thickness before surgery have vaginal repair of Cesarean Section Diverticula write consent for operation.  Exclusion Criteria:  have a history of endocrine disorders have coagulation disorders use of intrauterine devices have sub-mucous myoma have endometrial diseases have endometrial cysts, uterine fibroids, and adenomyosis