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上颌快速扩弓器早期治疗安氏Ⅱ类错22例临床分析

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摘要 对22例8~12岁的以下颌后缩为主的安氏Ⅱ类错(牙合)患者应用上颌快速扩弓器进行矫治.患儿治疗前后摄头颅侧位,选取相关的内容进行测量.结果:SNA变化不大,ANB减小,SNB增大,有显著性差异,上下磨牙(牙合)关系也有显著性变化.表明使用上颌快速扩弓器治疗生长发育期的安氏Ⅱ类错(牙合)可以终止或减缓错(牙合)进一步发展,促进下颌骨向前生长,改变不良生长型.
作者 周红 周超苏
出处 《苏州大学学报(医学版)》 CAS 北大核心 2005年第4期743-744,共2页 Suzhou University Journal of Medical Science
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