Generally buck teeth need to be improved by general measures, orthodontic treatment, surgical treatment and so on. 1. General measures: patients need to change bad habits in time, such as open mouth breathing, unconsciously biting the lower lip, tongue out, finger sucking, unilateral chewing of food, etc. For patients who undergo surgery, they need to strengthen the lip muscle exercise, open mouth training, chewing function training, and gradually increase the bite. For patients who undergo surgery, it is necessary to strengthen the exercise of lip muscles, open mouth training, chewing function training, and gradually increase the bite force. 2. Orthodontic treatment: patients need to cooperate with doctors to carry out orthodontic treatment, commonly used types of fixed orthodontic appliances, invisible orthodontic appliances, etc., to a certain extent, can improve the abnormal jaw curve, teeth misalignment and so on. 3. Surgical treatment: For patients with severe jaw development abnormality, it is necessary to consider adopting combined orthodontic-orthognathic treatment, and common surgical methods include maxillary Le Fort I osteotomy, maxillary anterior protrusion osteotomy, etc. In short, buck teeth patients need to cooperate with doctors to make orthodontic treatment. All in all, patients with buck teeth need to go to the hospital in time, follow up regularly, and cooperate with the doctor to adjust the orthodontic appliances.