At present, anesthesia technology is more mature, and anesthesia in surgery is safer. general anesthesia will not have adverse effects on children’s intelligence, and will not have much effect on memory. before the age of 3 is the golden period of human brain development, therefore, it is recommended that children within 3 years of age who can have elective surgery, try to choose to operate after the child is 3 years old, except, of course, life-threatening emergency surgery. Some parents worry about the effects of anesthesia on their children because they do not take into account that if they do not use anesthetic drugs, the effects on their children may be lifelong, and it is likely that they will be in a state of hypersensitivity to pain and have excessive psychological fear for the rest of their lives because of a single surgery without anesthesia as a child. Foreign countries in the psychological protection of children in the process of medical care is very important, many people have done gastroenterology and caesarean section of general anesthesia, and no postoperative complications, while the gastroenterology examination in the awake state, so that many people think about it afterwards, feel the pain.