The cost of orthodontics is closely related to the selected orthodontic method. 12 years old, the cost of choosing movable appliance for orthodontics is about 1000 ~ 2000 yuan, and after 12 years old, the cost of choosing fixed appliance for orthodontics is about 1000 ~ 65438 yuan. The self-locking bracket appliance needs about 20,000 ~ 30,000 yuan, the lingual appliance needs about 30,000 yuan, and the invisible appliance needs about 40,000 yuan. All instruments can achieve good therapeutic effect. You can choose the type of appliance according to your own economic conditions and correct it. In addition, the overall cost is related to the overall time of correction and how many accessories of the appliance fall off. The longer the time, the more parts will fall off and the more expenses will be incurred.