Postpartum opening of the posterior horn of the bladder can be managed with general treatment and postpartum pelvic floor rehabilitation. The bladder is a conical, saccular muscular organ located in the anterior part of the small pelvis. The bladder is conical when there is no urine in it, and becomes oval in shape when urine is stored inside. Postpartum bladder posterior horn open mainly because of pregnancy and childbirth will lead to pelvic floor muscle relaxation, the uterus pressure on the bladder, if the temporary residual urine is not much, you can not need special treatment, but need to be in the pelvic floor rehabilitation training in the hospital for rehabilitation exercises, exercise pelvic floor muscles, most of the pelvic floor rehabilitation training through the pelvic floor can be gradually relieved. If there is any discomfort, it is recommended to consult a doctor in time and follow the doctor’s instructions.