结论逆向工程原理对于设计下颌整形术方案有明显的临床应用价值。
Conclusion Reverse engineering has great clinical application value in the design of mandibular Angle reduction plasty.
目的：观察下颌角整形术中去咬肌和不去咬肌两种术式对下颌运动功能的影响。
AIM: to observe the effect of mandibular contouring surgery with and without partial resection of the masseter muscle on the mandible motor function.
结论：本研究可为下颌角肥大整形术提供可靠的解剖学资料。
Conclusions: This study provide reliable anatomical bases for prominent mandibular Angle plasty.
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