The steps to induce labor at 5 months of pregnancy are divided into preoperative examination and preparation, intraoperative operation, and postoperative care, each step of which needs to be strictly implemented to ensure patient safety and surgical results. I. Pre-operative examination and preparation 1. Vaginal secretions need to be checked and routine blood and urine and liver and kidney function tests need to be performed before the operation; 2. Placental position, fetal position and fetal size are determined through ultrasound examination; 3. Vaginal disinfection should be performed once a day for 3 days before the operation, which is usually done by medical staff; 4. Fasting and water fasting for 12 hours before the operation and emptying the bladder are required to prepare for the induction of labor. Intraoperative operation 1, position: the patient’s legs apart on the leg brace, buttocks flush with the edge of the bed, both hands on the chest or both sides of the body, medical staff for routine disinfection of the vulva, vagina and laying of towels; 2, operation: amniotic cavity injection of Levanox, taking mifepristone, misoprostol and other drugs or after placing the water sac, waiting for contractions, followed by expulsion of the fetus, termination of pregnancy. Third, postoperative care 1, adequate rest: patients rest for 1 month, do not engage in heavy physical labor, to help reduce bleeding and body recovery; 2, avoid cold: avoid cold after surgery to prevent slow repair of the uterus and sequelae; 3, supplemental nutrition: pay attention to increase nutrition, should eat some fish, meat, eggs, bean products and other protein-rich food and vitamin-rich fresh vegetables; 4, other: be sure to Pay attention to keep the vulva clean, change underwear and menstrual pads regularly; forbid sex for 1 month, no tub bath; if there is long bleeding, fever, abdominal pain, etc. should go to the hospital for examination and follow medical advice for treatment, do not be careless.