The process of minimally invasive hernia surgery in children, i.e. laparoscopic high hernia sac ligation, involves the following steps: i. Anesthesia is required. ii. Minimally invasive hernia surgery in children, which needs to be performed under general anesthesia, requires the child to be anesthetized through intravenous medication. Second, sterilization is required. Choose povidone-iodine and other less irritating disinfectant to disinfect the wound, after disinfection, you need to lay a sterile surgical towel sheet. Third, start the operation. Surgical procedure: 1, including a 5mm incision above the navel, insert laparoscopic instruments to explore and observe whether the hernia is bilateral. 2, need to make a 3mm hole in the left lower abdomen, inserted instruments to assist the operation. 3, need to be placed in the hernia sac outside the projection point of the sled needle, around the hernia sac to tie a knot. 4, need to close the abdomen, withdrawing the instruments. 5, need to be placed on the left side of the abdomen, and the hernia sac. 6, need to be placed on the right side of the abdomen. 7, need to be placed in the left side of the abdomen, inserted into the left side of the abdomen.