Oral semi-liquid diet is a common diet after oral and maxillofacial surgery. Because the wound needs braking or it is difficult to open the mouth after operation, the food is required to be fine and rotten into a paste, which can be swallowed without chewing through tube feeding and is easy to digest. Such as vegetarian porridge, shredded noodles, fruit and vegetable paste, etc. 5-6 meals a day.

Liquid diet is suitable for people who have high fever, 3-5 days after oral and maxillofacial surgery, and control their diet after perineal and intestinal surgery. The requirement is liquid food. Such as milk, fruit juice, vegetable juice, soybean milk and various thick soups. 6-7 meals a day or once every 2-3 hours, each time about 200-300ml. This is the general food that should be eaten after plastic surgery.

Soft food is suitable for patients with low fever, indigestion, oral cavity and diseases around oral cavity. , as well as postoperative recovery patients and young and old. The requirements for food are broken, rotten, soft and easy to chew, swallow and digest. Such as soft rice, noodles, steamed bread, steamed stuffed bun, jiaozi, etc. Eat less vegetables with a lot of crude fiber and don't fry them.