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Orthodontic appliance for treating the III-rd class malocclusion according to Angle
Orthodontic appliance for treating the III-rd class malocclusion according to Angle
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机译:正畸矫治器,根据Angle治疗Ⅲ类错牙合
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摘要
The invention refers to medicine, namely orthodontics, and can be used for treating the III-rd class malocclusion according to Angle.The orthodontic appliance includes a palatine plate (1), consisting of a fixed posterior portion (2) and an anterior working portion (3), made in the form of V with the possibility of movement toward the longitudinal direction, to the posterior portion (2) there are fixed a mandibular vestibular arch (4) and holding elements (5) for the first permanent molars, and in the region of projection of the lateral teeth on the left and on the right there are made occlusive metal bars (6). At the same time, the fixed portion (2) and the working portion (3) are joined with the help of an orthodontic expansion screw (7).
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