Appendicitis suture removal is first of all wound disinfection, the left and right hands take two tweezers, the left hand tweezers contact with the iodine vodine cotton ball in the dressing change tray, after clamping up the cotton ball, alternating to the right hand tweezers, disinfecting along the middle of the wound in all directions, the range required 5cm. after disinfecting twice, the next step is to remove the suture, that is, the left hand tweezers gently lifting the threads, lift up the threads by about 2mm, completely exposing the threads underneath the threads, and remove the suture completely by using the Scissors or razor blade will be used to cut the suture and remove the suture completely. After disinfecting the wound again, check to see if the sutures have been completely removed from the incision. If they are removed, cover the wound with a sterile dressing or gauze.