What are the common orthodontic treatment methods for malocclusion? Generally divided into preventive orthodontic treatment, interceptive orthodontic treatment, general orthodontic treatment and surgical orthodontic treatment 1, preventive orthodontic treatment In the process of embryonic development and craniofacial development of teeth and jaws, various sequential environment can affect its development and cause malocclusion, and the use of various preventive measures to prevent the occurrence of various malocclusions is preventive orthodontic treatment. If the mother pays attention to nutrition during pregnancy and prevents various external factors from affecting the bad development of the embryo, etc., the child should have regular oral examination after birth, early detection of problems and early prevention, such as early treatment of caries, early breakage of bad oral habits, early loss of milk teeth gap maintenance and timely extraction of retained milk teeth, these preventive measures can prevent the occurrence of malocclusion. 2, interruptive orthodontic treatment When the early occurrence of malocclusion through simple methods of early orthodontic treatment, interrupting the development of malocclusion to serious, jaw and facial development oriented to normal is called interruptive orthodontic treatment. 3.General orthodontic treatment General orthodontic treatment is for the existing malformations in the oral cavity, according to different dental and jaw malformations can use different methods and different orthodontic techniques. 4, combined surgical orthodontic treatment combined surgical orthodontic treatment is through the combination of orthodontic and surgical methods to make serious bony malocclusion can be corrected, generally including pre-surgical orthodontic, orthognathic surgery, post-operative orthodontic and maintenance of several stages.