Laparoscopy is a common hernia surgical tool, and the surgical steps mainly include preoperative anesthesia, putting in the mirror, and hernia sac peeling. 1. Anesthesia: general anesthesia is usually used. Fasting and water fasting 1 day before anesthesia. Take 1~2cm incision in the umbilicus to place the laparoscope. At the same time, 2 5mm incisions are made for the establishment of CO2 pneumoperitoneum. 2. Enter into the mirror: explore the hernia sac size, unilateral and bilateral, etc.. After determining the position, open the peritoneum and free the peritoneal flap. 3. Hernia sac peeling: the herniated hernia sac is peeled off. In men, the spermatic cord should be separated, and in women, the round ligament of the uterus should be separated. In case of inguinal hernia, the contents need to be returned to the abdominal cavity, a patch is placed and the free peritoneal flap is closed. If hernia surgery is needed, it is necessary to go to a regular medical institution to avoid delay.