基于3D空间中的逐步牙移位和旋转的自动化清晰对齐器分阶段设计的力驱动模型
Sensen Yang1,2, Yumin Cheng1
1Shanghai Key Laboratory of Mechanics in Energy Engineering, Shanghai Institute of Applied Mathematics and Mechanics, School of Mechanics and Engineering Science, Shanghai University, Shanghai 200072, China.
Bioengineering (Basel, Switzerland)
|February 26, 2025
概括
清晰对齐器的新自动化分阶段方法显著加快了治疗规划. 这种以力驱动的方法提高了正统牙牙运动的效率和准确性.
科学领域:
- 生物机械工程 生物机械工程
- 矯正牙科 矯正牙科是一種矯正牙科.
- 计算建模 计算建模
背景情况:
- 清晰对齐器治疗依赖于精确的治疗计划,以获得最佳的结果.
- 在清晰对齐器设计中手动对牙移动的分阶段是耗时的,并且可能不精确.
研究的目的:
- 为清晰对齐器引入一种新的,以力驱动的自动化分阶段设计方法.
- 为了提高正牙治疗规划的效率和准确性.
主要方法:
- 开发了一种依据牛顿第三定律的力驱动力学模型,用于计算牙的移位和旋转.
- 实现了一个C++算法,与SmarteeCheck3.0软件集成,用于自动化分期.
- 生成最佳的牙运动路径,根据预定义的步骤大小划分为阶段.
主要成果:
- 自动分阶段将计划时间从30分钟缩短到5秒,在尾抽取的情况下.
- 与手动分阶段相比,这种方法产生了更短,更精确的牙运动路径.
- 在摩尔脱稳和整个门移位的情况下,已证明效率优势.
结论:
- 自动化分期方法大大提高了清晰对齐器治疗中的设计效率和准确性.
- 这种方法遵循生物力学原理,超越了手动分期的局限性.
- 建议进行进一步的生物力学分析和实验验证,以完善模型参数.
相关概念视频
01:30Three-Dimensional Force System
In mechanical engineering, a three-dimensional force system is a system of forces acting in three dimensions, with forces applied along the x, y, and z coordinate axes. The three-dimensional force system is an important concept in mechanical engineering, as it allows engineers to understand and analyze the behavior of objects and structures in three dimensions. By understanding the forces acting on a system, engineers can design more efficient and effective mechanical systems that can withstand...
01:23Simplification of a Force and Couple System: II
In a three-dimensional system, multiple forces can act on an object. These forces can be combined into a single equivalent force, known as the resultant force. Similarly, the moments generated by these forces can be combined into a single equivalent moment, the resultant couple moment. In certain situations, these two entities may not be mutually perpendicular, meaning they do not have a 90-degree angle between them. This unique condition requires a deeper understanding of the interplay between...