The nails of the disposable circumcision anastomosis usually come off one by one 10~15 days after the operation, and completely fall off in about 1 month. If the nails have not fallen off after more than 4 weeks, it is recommended to remove the nails in the hospital. The anastomosis nail can play the role of hemostasis in the early stage, effectively clamping the wound, usually 10~15 days edema gradually subside, the anastomosis nail will gradually fall off, and completely fall off in about 1 month. If there is no redness, swelling, oozing, or even cracking of the incision, it means that the circumferential incision is healing well. Clinically, if the nail can not be dislodged, or if the nail is completely encapsulated by the skin, it is necessary to go to the hospital to remove the nail at this time. In addition, after anastomosis surgery, urination should pay attention to try to make the body lean forward, the urethral orifice to keep vertical down, and to avoid urine flow to the gauze, after urination to wipe the urethral orifice of the residual urine, pay attention to keep the dressings clean, dry, to avoid wound contamination.