1 First, keep the wound pollution-free. First, rinse the wound with a cotton ball moistened with complex iodine.

2. After washing, cut a small piece of gauze with scissors and moisten it with complex iodine. The cut gauze area is consistent with the wound area.

3. Cut a large piece on the gauze and prepare the adhesive tape, which is larger than the wound area.

4. Put a small piece of wet gauze on the washed wound.

5. Wrap a large piece of gauze on a small gauze and bandage the wound.

6, fixed with tape, not too tight and too moderate, frequent dressing change, repeated every 2 days.