| 儿童下颌后缩畸形的双期矫正治疗 |
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| 引用本文： | 邓益辉,杨艳,孙伟.儿童下颌后缩畸形的双期矫正治疗[J].临床口腔医学杂志,2001,17(1):40-50. |
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| 作者姓名： | 邓益辉 杨艳 孙伟 |
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| 作者单位： | 湖北医科大学附属第二医院口腔科 |
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| 摘 要： | 目的 介绍一种儿童下颌后缩畸形的矫治方法。方法 Ⅰ期治疗用Activator +口外弓矫治 ,改善上下颌骨矢状不调。Ⅱ期用直丝弓矫治器进一步稳定上下颌骨关系 ,精确调整牙位与牙合位。结果 经X线头影测量 :SNB增加 2 .4° ,Go Pg增加 2 .5mm ,Z Angle增加 3.99° ,ANB减少 2 .8° ,|—SN减少 6 .10° ,|—MP减少 3.2 6°。结论 双期矫治儿童下颌后缩畸形是较好的方法之一。
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| 关 键 词： | 下颌后缩畸形 双期矫治术 儿童 正畸治疗 |
| 文章编号： | 1003-1634(2001)01-0049-02 |
Double period correction of children's mandible retrusion |
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| DENG Yi hui,YANG Yan,SUN Wei.Double period correction of children''''s mandible retrusion[J].Journal of Clinical Stomatology,2001,17(1):40-50. |
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| Authors: | DENG Yi hui YANG Yan SUN Wei |
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| Institution: | DENG Yi hui,YANG Yan,SUN Wei.Department of Stomatology,the Second Affiliated Hospital,Wuhan University Medical College,Wuhan 430071,China |
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| Abstract: | Objective To introduce a correction of children's mandiblerestrusion. Methods Using activator and facebow in period Ⅰ to improve mesial discrepancy of bone maxillary and mandibulary eary and to obtain good facial contour.Using straight wire appliance in period Ⅱ to ballast the relationship between bone maxillary and mandibulary and to control exactly whole dental position and bite position. Results Cephalometric analysis measurement:SNA increasing 2.4°,Go-Pg increasing 2.5°,Z-Angle increasing 3.99°,ANB reduce 2.8°,|-SN reduce 6.1°,|-MP reduce 3.26°. Conclusion Double-period correction is one of the good methods. |
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| Keywords: | mandible retrusion double period correction |
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