Conclusion Mandibular width after bilateral sagittal split ramus osteotomy is a little bigger than before surgery, but this change has little influence on face.
结论①下颌骨宽度在双侧下颌升支矢状劈开截骨术后较术前有轻微增大，但对容貌没有大的影响。
Objective To evaluate the neurosensory functions of the inferior alveolar nerve(IAN)after two rigid internal fixations for the sagittal split of ramus osteotomy(SSRO)in monkeys.
目的研究下颌支矢状劈开术（SSRO）常用两种内固定方式对下齿槽神经（IAN）功能的影响。
Objective: To study the distribution of stress caused by different mastication muscles in mandibular ramus operative area after sagittal split ramus osteotomy (SSRO), so as to guide the clinical work.
目的：探讨下颌升支矢状骨劈开术（SSRO）前徙下颌后，在不同颌周肌肉作用下，下颌升支手术区内的应力分布情况，从理论力学的角度为临床治疗提供依据。
Objective To establish the three-finite element models of the mandible before and after Sagittal split ramus osteotomy(SSRO).
目的建立下颌支矢状劈开后退术前后的下颌骨三维有限元模型。
Objective To establish the three-finite element models of the mandible before and after Sagittal split ramus osteotomy(SSRO).
目的建立下颌支矢状劈开后退术前后的下颌骨三维有限元模型。
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