A urinary catheter is usually required to be retained for 1~2 days after total hysterectomy, and may need to be retained for up to 1 month if the patient is weaker, recovers more slowly, and develops intraoperative and postoperative complications. In general, when performing total hysterectomy, due to the anesthetic and surgical trauma on the bladder reflex has a certain effect, it is easy to have difficulty in urination, urinary retention, etc., so it is usually necessary to retain a urinary catheter, to help the patient to urinate smoothly, and at the same time, timely discharge of urine can also prevent the occurrence of urinary infection to a certain extent. The catheter is usually placed for 1~2 days, but if the patient’s health is poor and recovery is slow, as well as intraoperative and postoperative complications, the retention of the catheter may be prolonged for up to 1 month to facilitate the recovery of the patient’s body. If patients experience discomfort during the retention of urinary catheter after total hysterectomy, it is recommended to inform the attending physician in time to clarify the cause of the disease and follow the doctor’s instructions for treatment.