LINGUAL STRAIGHT WIRE DENTAL APPLIANCE

摘要

A lingual straight wire dental appliance is provided. Brackets (1) of anterior teeth and brackets (2) of posterior teeth, which are attached on the lingual side of anterior teeth and the lingual side of posterior teeth respectively, are made with surfaces coinciding with anatomical surfaces of lingual side of teeth of a patient so that the brackets are fixed more stably. Meanwhile, an arch wire (3) of anterior teeth is configured with a curved shape and an arch wire (4) of posterior teeth is configured as a straight arch wire to facilitate the teeth to move during growth. Due to a bent portion (6) of arch wire is provided between the arch wire (3) of anterior teeth and the arch wire (4) of posterior teeth, the appliance is installed more tightly so that the better effect on the teeth with need of correction is achieved and discomfort of patient during correction treatment can be reduced at the same time.