固定矫治器联合改良Twin-block矫治器治疗年轻成人安氏Ⅱ~2错的临床研究  

Clinical research on the treatment of Angle Class Ⅱ malocclusion in young adults by fixed appliance combined with improved Twin-block appliance

作　　者：王玉玲[1] 孔凡芝[2] 佘鹏[2] 姚谊晶[1] 王春玲[3] 

机构地区：[1]山东省千佛山医院口腔正畸科,山东济南250014 [2]江苏大学附属人民医院口腔科 [3]山东大学口腔医学院

出　　处：《中国美容医学》2010年第12期1841-1843,共3页Chinese Journal of Aesthetic Medicine

基　　金：山东省科技攻关项目(2010GSF10269)

摘　　要：目的:探讨固定矫治器联合改良Twin-block矫治器对年轻成人安氏II2错的疗效。方法:选取15例13.5～20岁年轻成人安氏II2错病例,先使用固定矫治器迅速调整上切牙转矩度,再使用改良Twi n-bl ock矫治器,同时采用固定矫治器调整上下颌间关系。以X线头影测量分析法评价疗效。结果:所有病例矫治后覆、覆盖正常,咬合关系理想,面部美观改善。下颌骨向前调位,下面高增加。结论:固定矫治器可以快速、精确地调整切牙角度,获得理想的颌间关系。改良Twin-block矫治器能够产生矫形作用,利于患者取得良好面型,两者联合使用,效果满意。Objective To discuss the effects of Angle Class II malocclusion in young adults by fixed appliance combined with improved Twin-block appliance.Methods 15 cases of patients aged 13.5～20 years with Angle Class II malocclusion were selected.Firstly the patients were treated with fixed appliance to adjust the torque of the incisors,then they were treated with improved Twin-block appliance.At the same time the fixed appliance was used to adjust the relationship of upper and lower arch.Cephalometric analysis was conducted to evaluate the effects.Results After the therapy,normal OB and OJ were obtained in all patients.A harmonious relationship and a better appearance had been achieved.The mandibular moved forward obviously and the lower facial height increased.Conclusion Fixed appliance can adjust the angle of the incisors rapidly while improved Twin-block appliance lead to the orthopedic effects.All the aspects contribute to an ideal relationship of maxilla and mandibular and a better appearance.

关 键 词：TWIN-BLOCK矫治器 安氏II类2分类错 固定矫治器 

分 类 号：R783.5[医药卫生—口腔医学]