对滑行路径仪器进行比较研究,通过有限元法评估灵活性和扭矩
Idalia Rodríguez-Delgado1, Alma Daniela Bladé-Diaz1, Luis A Reyes-Osorio2
1Universidad Autónoma de Nuevo León, Facultad de Odontología, Monterrey, Nuevo León, México.
Journal of clinical and experimental dentistry
|January 22, 2026
概括
这项研究对四种-滑道仪器进行了数值评估,揭示了曲和扭曲性能的显著差异. 在R-Pilot显示出优越的灵活性,但更高的扭力应力,突出需要全面的机械分析.
科学领域:
- 牙周内科医院 牙周内科医院 牙周内科医院
- 材料科学 材料科学 材料科学
- 生物机械工程 生物机械工程
背景情况:
- - (NiTi) 滑行路径仪器在内牙科手术中至关重要.
- 在临床压力下了解它们的机械行为对于防止仪器故障至关重要.
- 这项研究通过数值评估四种NiTi滑行路径仪器的曲和扭曲来解决一个差距.
研究的目的:
- 以数值评估四种不同的NiTi滑行路径仪器的曲和扭曲行为.
- 为了在模拟的临床条件下比较它们的机械性能.
- 确定影响仪器灵活性和应力分布的设计特征.
主要方法:
- 使用CAD软件建模了四种NiTi滑翔路径仪器 (WaveOne Gold Glider,R-Pilot,ProGlider,V Taper 2H) 的模型.
- 在SolidWorks中进行了有限元分析 (FEA).
- 材料性能和边界条件符合ISO 3630-1标准,用于曲和扭曲测试.
主要成果:
- 在仪器之间观察到应力分布和灵活性的显著差异.
- R-Pilot表现出优越的灵活性 (比WaveOne Gold高出57%),但扭矩应力更高.
- V Taper 2H显示了最高的曲应力;扭曲应力与V Taper 2H,ProGlider和WaveOne Gold相似.
结论:
- 曲和扭曲行为都必须被评估,以便对NiTi滑行路径仪器进行全面评估.
- 仪器设计,包括横截面形状,显著影响机械性能.
- 这些发现可以为优化NiTi滑行路径仪器的优化提供信息,以改善临床结果.
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