Penile foreskin surgery is a minor operation, which can be done in outpatient department, especially in adult foreskin surgery. The penis of a 6-year-old child is too small to do local anesthesia, so he needs intravenous anesthesia in hospital. Adult circumcision, if you decide to do penile circumcision, you must first do it without glans penis foreskin, and inflammation can't be done. Detection of syphilis, AIDS antibody, coagulation mechanism, coagulation four, blood routine and thrombocytopenia. In addition, the pubic hair around the penis should be removed clean the day before the operation, and the skin should not be scraped out of the wound when the hair is removed. The operation is local anesthesia, you can eat, and lidocaine is used during the operation, and there are few allergic reactions. Large hospitals will do lidocaine allergy tests, and most of them directly use lidocaine for local anesthesia. Surgery after local anesthesia is divided into three ways, traditional cutting and suturing, business circle and stapler. After the patient chooses the method, it is the doctor's business. It should be noted that the wound should not be opened on the second day after operation, and the elastic bandage should be pressed for dressing. On the third day, the dressing will be changed, the elastic bandage will be removed, and the bandage will be bandaged after local disinfection. At present, the suture is generally imported absorbable thread, which has small tissue reaction and fine needle eye, and it takes 3 months to 6 months to absorb the absorbable thread. Generally, after 10 days, the remaining threads have to be soaked and torn off, and sexual life will be considered after 6-8 weeks.