Advantages of laparoscopic surgery compared with traditional open surgery: 1, laparoscopic surgery is a real minimally invasive surgery, less traumatic, less painful, can be discharged in 3 days and resume work in a week. 2, abdominal wall poke hole instead of abdominal wall incision, avoiding the injury of abdominal wall muscles, blood vessels and corresponding nerves, after the operation, there will be no abdominal wall incision hernia, no abdominal wall muscle scarring affecting motor function, no abdominal wall nerve severing causing corresponding skin numbness. 3.The abdominal wall poke holes are small (ranging from 3-10mm), scattered and concealed, and do not affect the aesthetics after healing. 4, poke hole infection is far less than the traditional open incision infection or fat liquefaction. 5, laparoscopic surgery on the abdominal cavity organs disturbance is small, to avoid the air and airborne dust bacteria on the abdominal cavity and pollution. Ultrasonic knife operation is the main operation, no bleeding, fast recovery of intestinal function after surgery, can eat earlier, greatly reducing the occurrence of postoperative intestinal adhesions. 6.The operation time is short, and there is no need to keep the gastric tube and urinary catheter. 7.It is possible to get out of bed early after surgery, and the sleeping position is not limited, so it is possible to turn over at will, which greatly reduces the intensity of accompanying care by family members. At the same time it is a kind of cosmetic surgery, eliminating the abdominal incision scar on the psychological fear of patients, especially welcomed by female patients. 8, laparoscopic surgery due to significantly shorter hospital treatment time, fast postoperative recovery, compared with traditional open surgery, the cost is significantly reduced.