Laparoscopic technology has become a mature surgical technique after nearly a decade of development, and has been widely used in various fields in centers with high technical level and strong professional strength, and its advantages over traditional open surgery are: 1. Good laparoscopic illumination, better field of vision than open surgery, safe and reliable surgery, more thorough tumor resection and clearance; 5, convenient intraoperative whole abdominal cavity exploration; In summary, laparoscopic surgery is a safe and reliable, high technology surgical approach, compared with the traditional open surgical approach has incomparable technical advantages, has been mastered by the professional team, will gradually replace part of the open surgery.