两步模拟方法对完整门试验修复的真实性的影响:一个体外试验研究
Chunxiao Jin1, Weiwei Huang1, Liya Ma1,2
1State Key Laboratory of Oral & Maxillofacial Reconstruction and Regeneration, Key Laboratory of Oral Biomedicine Ministry of Education, Hubei Key Laboratory of Stomatology, School & Hospital of Stomatology, Wuhan University, Wuhan, 430079, China.
BMC oral health
|October 11, 2025
概括
与单步方法相比,两步模拟方法显著提高了完整门试验修复的准确性. 在两个步骤的过程中使用更多的支牙进一步减少偏差,以改善牙修复.
科学领域:
- 牙科材料科学 牙科材料科学
- 数字牙科数字牙科
- 牙修复 牙修复 牙修复 牙修复 牙修复
背景情况:
- 评估试验恢复的真实性对于成功完成门程序至关重要.
- 完整的门模拟过程涉及制造临时修复,以评估合适性和美学.
- 评估不同的模拟制造方法可以优化临床结果.
研究的目的:
- 为了评估使用两步模型方法制造的完整门试验修复的真实性.
- 为了比较两步方法的准确性,用不同的硬组织支持与一步方法相比.
- 为了确定支牙分布对修复准确性的影响.
主要方法:
- 创建了全弧数字诊断,并修改成四个中间版本.
- 指数是从3D打印的件制造出来的,这些件代表了不同的模拟策略.
- 试验恢复使用双烯酸树脂制造,并使用3D (RMS) 和2D分析评估准确性.
主要成果:
- 在五组中观察到整体真实性的显著差异 (P < 0.001).
- 一步式方法表现出最大的平均RMS偏差 (0.31±0.02毫米).
- 交替牙的两步方法 (第5组) 显示出最小的偏差 (0.15 ± 0.01毫米),优于单步方法.
结论:
- 与单步方法相比,两步模拟方法显著提高了完整门试验修复的真实性.
- 在两步方法中增加支牙导致整体偏差减少.
- 这些发现支持使用优化的两步方法,以提高完整门修复的准确性.
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