椅子上的数字工作流程,以获得部分无牙下的优化3D模型
Alexandru E Petre1, Sergiu Drafta1, Andrei Macris1
1Prosthetic Department, Dental Faculty, Carol Davila University of Medicine and Pharmacy, Bucharest, Romania.
Frontiers in oral health
|January 21, 2026
概括
这项研究提出了一种新的椅子边工作流程,结合了口内扫描和数字化的酸盐印记,以创建部分无牙下的准确3D模型. 这种数字化方法优化了可拆卸部分假牙制造,使患者预约最小.
科学领域:
- 牙科 牙科是指牙科的专业.
- 数字假牙是指数字假牙.
- 生物材料是一种生物材料.
背景情况:
- 口腔内扫描仪在有牙的区域中表现出色,但由于不稳定的地标和移动的粘膜,它们在没有牙的跨度上扎.
- 精确的数字模型对于牙套的计算机辅助设计 (CAD) 至关重要,特别是可拆卸的部分假牙.
研究的目的:
- 描述一个单次访问,椅子旁的工作流程,整合口内扫描和数字化不可逆转的合物印记.
- 为数字假牙应用创建部分无牙下的优化3D模型.
主要方法:
- 结合口内扫描与常规酸盐印记采集.
- 使用相同的口内扫描仪对酸盐印记进行了椅子边数字化.
- 采用了网格修剪,用于产生阳性粘膜表面的反转,以及用于数据集成的最佳匹配对齐.
主要成果:
- 创建了一个复合3D模型,从最初的扫描中保留了牙状区域.
- 工作流提供了一个实用的方法来制作一个工作的下模型.
- 该协议使得在一次临床预约中实现数字假牙应用.
结论:
- 描述的工作流提供了一个可行的椅子解决方案,用于制造部分无牙下的数字模型.
- 建议通过3D打印模型的口内试验来验证准确性.
- 这一协议将需要数字假牙的患者的临床预约尽量减少.
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