The method of correcting teeth is as follows:
1. Orthodontics: Choose various appliances according to the deformities of different teeth, such as movable appliances, fixed appliances and functional appliances.
2. Blocking orthodontics: When there is early dentofacial deformity, it is called blocking orthodontics to block the serious development of the deformity and guide the normal development of the maxillofacial region by simple methods.
3. Preventive orthodontics: During the embryonic development and postnatal development of teeth and maxillofacial region, various congenital and acquired environmental factors will affect their development, resulting in dentofacial deformity.