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双期矫治儿童安氏Ⅱ类Ⅰ分类错

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摘要 目的应用双期矫治的方法对以下颌后缩为主要表现的安氏Ⅱ类Ⅰ分类错进行矫治。方法选择14例双期矫治的替牙期、恒牙早期以下颌后缩为主要表现的安氏Ⅱ类Ⅰ分类错。Ⅰ期采用Twin-block矫治器,导下颌向前促进下颌发育;Ⅱ期应用方丝弓矫正器排齐整平牙列,精确调整牙位和颌位。结果双期矫治中Ⅰ期治疗可纠正骨骼矢状关系不调,减小覆盖。14例患者经过双期矫治下颌前移明显,面型协调美观。结论双期矫治对以下颌后缩为主要表现的安氏Ⅱ类Ⅰ分类错有良好的疗效。
作者 周宝
出处 《安徽医药》 CAS 2010年第9期1042-1043,共2页 Anhui Medical and Pharmaceutical Journal
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