目的介绍一种修复较复杂的颊部洞穿合并下颌骨缺损的手术方法。
Objective to introduce a method to repair the complex deficiencies of the mandible and cheek.
目的测量下颌角整形截骨线周围骨质的厚度，为手术提供解剖学依据。
Objective To measure the mandibular thickness relative to the osteotomy line of mandibular angle plasty so that to provide the anatomical basis for operation.
目的：探讨在模型外科指导下，对下颌骨多发性骨折一期手术失败病例进行二期治疗。
Objective: To investigate the way of the second period-treatment for mandible outmoded fracture on the ba-sis of model surgery.
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