After surgery, you can take appropriate supplements to promote wound healing, mainly high protein foods, including animal protein, like fresh beef, mutton or fish, which can promote wound growth. Plant protein can be chosen from soybeans or mung beans, and can also be supplemented with soy milk and milk during the treatment period. Another thing is to eat more vitamin-rich foods, including fresh vegetables and seasonal fruits, pineapple, orange, orange, kiwi, etc., which contain a lot of water-soluble vitamins, and water-soluble vitamins can also promote the healing of the wound. Active combination of intravenous anti-infection treatment and local braking, as well as improving microcirculation of the wound, can also promote recovery and healing of the wound, and patients with co-infection should have their medications changed regularly.