【摘要】 目的 探讨磁力矫治器对生长发育期Angle Ⅲ类骨性错(牙合)的矫治效果。方法 采用国产永磁体磁块对15例生长发育期的Angle Ⅲ类骨性错(牙合)患者进行矫治,经X线头影测量、模型及面像分析,观察疗效。结果 15例患者的Ⅲ类面型均获得明显改善,上下(牙合)位均达Ⅰ类关系,疗效满意。结论 磁力矫治器对生长发育期Angle Ⅲ类骨性错(牙合)有明显疗效,其制作简单,结构小巧,容易测量和控制矫治力,患者易于接受。更多还原

【Abstract】 Objective To evaluate the effects of magnetic appliances on the treatment of the growth spurt skeletal Class Ⅲ malocclusion. Methods A new type of magnetic appliance was used on 15 subjects with skeletal Class Ⅲ malocclusion. Results The Class Ⅲ dentofacial profile significantly improved and Class Ⅲ molar relationship was corrected in most cases. Conclusion The magnetic appliance could be used as an effective orthopedic approach in treating Class Ⅲ malocclusion with such advantages, as force predication, well-controlled anchorage, small and comfortable design of appliance and good cooperation with patients.更多还原