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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Conclusion the use of autogenous mandible ramus in temporomandibular joint reconstruction is the best method in the treatment of temporomandibular joint ankylosis.

结论下颌升支后份倒置颞下颌关节重建术是治疗颞下颌关节真性强直的一种较理想的方法。

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Objective To discuss the way of open reduction and internal fixation for fractured condylar neck and mandible ramus via intraoral approach aiming to avoid the facial incision.

目的为避免面颈部留下手术瘢痕，探讨从口腔入路复位固定髁突颈及下颌骨支骨折的方法。

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