通过对颞下颌关节扫描图像的测量，探讨正常人群颞下颌关节相关的解剖关系，以及颞下颌关节的关节盘和髁状突位置关系，并作定量分析。
To discuss and analyze quantitatively the relative anatomy of the TMJ and the position relation between the articular disc and the condyle by measuring the MRI image of the TMJ.
结论：下颌骨缺损重建对颞下颌关节结构和功能具有一定的影响，保留髁状突时所受影响要明显小于未保留髁状突组。
Conclusions: mandibular reconstruction affected the function of temporomandibular joint, which is less in patients of the condyle retained than in those of the condyle not retained.
目的：介绍髁状突游离再植行颞下颌关节重建术治疗髁突颈骨折的方法与疗效。
Objective: To report the method and effects of the TMJ reconstructions with condylar free implant for mandibular condylar neck fracture.
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