Circumcision surgery refers to the removal of the excess foreskin to reveal the glans for the purpose of preventing and treating the disease. The surgery currently includes the following types: 1, traditional circumcision: use scissors to remove the excess foreskin, stitch the inner and outer plates of the foreskin; 2, circumcision: put a plastic ring on the foreskin, clamp the foreskin to remove the excess foreskin, and remove the ring after the incision heals; 3, circumcision cuff-like excision: remove only the superficial skin of the excess foreskin, retaining the subcutaneous tissue, with less bleeding, less damage, recovery, etc. It has the advantages of less bleeding, less damage, faster recovery, etc. It is suitable for patients with simple prepuce; 4.Circumcision anastomosis excision: similar to the intestinal anastomosis device, the foreskin is fixed in the device, the foreskin is removed and sutured at one time.