三维有限元分析在不同的宫腔整形和levator veli palatini肌肉重建后的应力分布
Jian Ma1, Meng Zhang2,3, Denglan Yang2
1The General Hospital of Ningxia Medical University, Yinchuan, China. majianhs310@163.com.
Clinical oral investigations
|March 19, 2024
概括
这项研究开发了一个3D有限元模型来模拟裂宫腔手术. 福洛双Z方法显示压力较低,腔腔尺寸比双方法更好.
科学领域:
- 生物医学工程 生物医学工程
- 计算力学 计算力学 计算力学
- 面外科手术 面外科手术
背景情况:
- 单侧完全裂 palates 带来了重大的外科手术挑战.
- 精确模拟手术技术对于优化结果至关重要.
- 了解手术后的组织压力和解剖学变化至关重要.
研究的目的:
- 为了创建一个3D有限元模型的口腔,喉,和levator veli palatini肌肉.
- 模拟和比较双和Furlow反向双Z手术方法.
- 分析每次手术后的应力分布和喉腔变化.
主要方法:
- 通过使用模仿,地质学,安西斯和超网格建立了3D有限元素模型.
- 测量了levator veli palatini肌肉的参数. 这是一个很好的方法.
- 在Ansys中模拟了双和Furlow反向双Z手术.
- 使用Hypermesh量化喉腔区域变化.
主要成果:
- 开发了一种经过验证的3D有限元模型,用于裂口口腔手术模拟.
- 在这两种方法中,确定了硬软 palatal 交叉点是最大的压力区域.
- 的反向双Z方法减少了腔腔面积65.4%,而双方法的50.9%.
- 模型的准确性得到了levator veli palatini肌肉测量的证实.
结论:
- 3D有限元模型是模拟裂手术的可靠工具.
- 的反向双Z方法导致更低的应力和更好的喉腔尺寸.
- 这些发现为切口 palatal 修复的手术方法选择提供了理论基础.
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