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The Relationship between Age-related Stress Distribution and Fracture Incidence of the Mandible
Author(s): 
Pages: 434-437
Year: Issue:  6
Journal: JOURNAL OF FORENSIC MEDICINE

Keyword:  下颌骨有限元应力分布年龄;
Abstract: 目的 分析不同年龄的下颌骨正中受力时,下颌骨三维有限元分布的差异.方法 选用儿童、中年和老年的下颌骨,采用螺旋CT扫描,MIMICS软件建模,HYPEREMIC软件划分单元,ANISES进行三维有限元应力分布分析.结果 三种年龄下颌骨最大的平均综合应力均出现在下颌角;中年的下颌颈有应力的分布,但老年和儿童的下颌颈几乎没有应力的分布.结论 下颌骨应力的分布与骨折的发病率相关,不同年龄下颌骨应力的分布与骨折的高发年龄相关.
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