结果：下颌前突患者的术后满意率90 . 9%。
Results: 90.9% patients with mandibular protrusion are satisfied after the operation.
目的作者对骨性下颌前突伴偏斜患者的牙弓和牙齿代偿现象进行研究。
Objective To investigate the compensation of dental arch and teeth in patients with skeletal protrusion and deviation of mandible.
结论下颌前突组，（1）舌骨向下移位，舌背上抬，舌根向后移动。
Conclusions Of the patients with mandibular prognathism, 1. the hyoid bone shifted downward, the dorsum lingua raised and the base of the tongue moved posteriorly;
方法测量11例骨性下颌前突伴偏斜患者治疗前模型，将上颌腭中缝作为中线标准，测量牙弓两侧同名牙接触点到腭中缝的距离，观测牙弓的对称性。
Methods Measurement of 11 dental models was performed, midline of palate was defined as central line, the distance of every contact point to the midline was measured in each side.
方法测量11例骨性下颌前突伴偏斜患者治疗前模型，将上颌腭中缝作为中线标准，测量牙弓两侧同名牙接触点到腭中缝的距离，观测牙弓的对称性。
Methods Measurement of 11 dental models was performed, midline of palate was defined as central line, the distance of every contact point to the midline was measured in each side.
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