数字皇冠设计软件对形态,封闭性特征,断裂力和边缘适合度的影响
Alexander Broll1, Sebastian Hahnel1, Markus Goldhacker2
1Department of Prosthetic Dentistry, University Hospital Regensburg, Regensburg, Germany.
Dental materials : official publication of the Academy of Dental Materials
|September 14, 2025
概括
数字设计软件显著影响牙冠的形状和功能. 虽然技术人员设计的皇冠表现最好,但人工智能方法显示的结果与技术人员对断裂力和适合性的结果相似.
科学领域:
- 牙科材料科学 牙科材料科学
- 数字牙科数字牙科
- 生物材料工程是生物材料的工程.
背景情况:
- 数字设计软件越来越多地用于修复性牙科.
- 评估其对冠状结局的影响对于临床应用至关重要.
- 了解软件输出的变化对于优化恢复至关重要.
研究的目的:
- 评估不同数字设计软件如何影响牙冠形态,闭塞特征,骨折阻力和边缘适应.
- 为了比较传统的软件,技术人员设计和人工智能驱动的方法.
- 为单一牙类型分析各种准备设计中的这些因素.
主要方法:
- 一颗树脂牙 (36) 被数字化,准备并重新数字化.
- 创建了五个设计小组:常规软件,技术人员,两个人工智能解决方案和自然牙参考.
- 冠状被磨碎,并在模拟临床压力后评估了它们的边缘适合性和骨折抵抗性.
主要成果:
- 在各组中观察到显著的形态偏差;技术人员设计的表现最好.
- 间隙分析显示,所有组的接触点准确度都存在很大的偏差.
- 人工智能和技术人员的设计显示了可比的功能结果,但两者都无法与所有对手牙实现完全的闭塞接触.
- 传统的软件产生了最低的断裂力,而技术人员的干预改善了结果.
- 在所有组中,垂直边际差异都相似.
结论:
- 数字设计软件极大地影响了皇冠形态,遮和骨折强度.
- 人工智能驱动的设计提供了与技术人员设计相比较的抗破裂性,功能性能和边缘适应性.
- 优化的数字设计可以减少临床调整,最大限度地减少磨损,并改善皇冠的寿命.
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