Lingual orthodontic treatment is a kind of invisible orthodontic treatment, which is suitable for people who love beauty more, but it requires better compliance from patients. It is also a great test for doctor’s operation. Jinan Military General Hospital stomatology He Yuhong maxillary lingual orthodontic appliances worn in the mouth mandibular crown is shorter, using ceramic brackets maxillary and mandibular orthodontic appliances worn in the mouth invisible effect. Invisible orthodontic treatment, the operation is more complicated, the cost is higher, used for special people.