Ectopic pregnancy is an acute abdominal surgery that requires a urinary catheter to be inserted before surgery. The purpose of inserting a urinary catheter during laparotomy is to empty the bladder to avoid any visual field exposure or intraoperative injuries due to a full bladder during surgery. Ectopic pregnancy rupture bleeding is more common, life-threatening, the surgical process to quickly find the bleeding point, given to stop bleeding and clean up, and then remove the pregnancy sac bedding tissue. A urinary catheter must be inserted before the operation and the volume and color of urine must be observed. Abnormal color of urine, which appears red, does not exclude the possibility of damage to the bladder or ureter. Low urine volume and low blood pressure, consider that the patient has the possibility of hemorrhagic shock. Observe closely and give timely treatment according to the corresponding situation. Pay attention to the local hygiene during the placement of urinary catheter, wash it every day to avoid infection, and remove the urinary catheter in two to three days after the operation according to the recovery situation.