Whether the wound should be bandaged all the time after stitches, generally no bandaging is required after a phase of suturing by debridement. Bandaging is one of the important measures for emergency treatment of trauma scene. Timely and correct dressing can achieve the purpose of compression to stop bleeding, reduce infection, protect the wound, reduce pain, and fix the dressing and splint. If the patient’s wound heals well, there is no obvious redness, swelling, pain, local exudate, and the patient’s wound is located in the head, it is more difficult to dress the local dressing at this time, and it is easy to cause the dressing to fall off. The possibility of infection of the patient’s incision in this case is relatively small, and wound dressing can be temporarily dispensed with. After the wound threads have grown firmly, the threads can be removed at any time. If the patient has a large wound with local infectious exudate, then after the stitches, while strengthening the local medication change treatment, the wound dressing must be strengthened so that the wound is sterile. This can avoid the invasion of external bacteria, causing serious wound infection and delayed wound healing. By actively changing the medication, the wound can be facilitated for earlier removal of the silk thread.