闭塞接触在闭塞期间对关节负荷的影响:一个in silico研究
Yunfan Zhu1, Fangjie Zheng1, Yanji Gong2
1College of Aerospace Engineering, Chongqing University, Chongqing, 400044, China.
Computers in biology and medicine
|June 15, 2024
概括
改变咬伤对齐可以增加关节 (TMJ) 的负荷,特别是在前部转移时. 牙周带反可以减少关节和闭合力.
科学领域:
- 生物力学 生物力学
- 牙科科学 牙科科学
- 矯正牙科 矯正牙科是一種矯正牙科.
背景情况:
- 闭口变化可能会影响牙的美学和健康.
- 关节疾病 (TMD) 与关节过度负荷有关.
- 闭塞特征和TMD之间的关系被广泛研究.
研究的目的:
- 为分析关节 (TMJ) 负荷引入一种新的口腔学模型.
- 为了分离闭合接触和牙周带 (PDL) 反对关节负荷的影响.
- 为了研究关节过载的生物力学机制.
主要方法:
- 开发了一种新型的口腔学模型,通过体内数据验证.
- 采用一个in-silico方法,采用六种对称的闭合接触场景.
- 利用生物机械杆模型分析TMJ过载因子.
主要成果:
- 前闭合中心的移动显著增加了关节负荷,特别是在前后关节变化.
- 中侧闭合接触变化对关节负荷的影响不那么明显.
- 牙周带负反 (通过主要应变) 可以减少关节负荷和闭合力.
结论:
- 闭口对齐极大地影响TMJ负载.
- PDL负反机制提供了潜在的缓冲对关节过载.
- 了解这些生物力学相互作用对于未来的TMJ研究至关重要.
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