热成型和3D打印的带有通用原料的对齐剂的粘合强度与带有和没有喷砂的一级对齐剂粘合剂的粘合强度:一个体外研究:
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Updated: Jan 25, 2026
04:36
Author Spotlight: Real-Time Imaging of Bonding in 3D-Printed Layers
Published on: September 1, 2023
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Viet Anh Nguyen1, Viet Hoang2, Thi Quynh Trang Vuong3
1Department of Orthodontics, Faculty of Dentistry, Phenikaa University, Hanoi, Viet Nam.
PloS one
|January 23, 2026
概括
将辅助器连接到清除对齐器是依赖于材料的. 热成型和3D打印材料的最佳协议各不相同,为每个对齐器类型建议使用特定的粘合剂和喷砂技术.
科学领域:
- 牙科材料科学 牙科材料科学
- ортодонтическая技术 ортодонтическая技术 ортодонтическая 技术 在牙上
- 生物材料工程 生物材料工程
背景情况:
- 直接将辅助器与清除对齐器连接到椅子边,简化了处理过程,避免了昂贵的托盘再制造.
- 在各种现代对齐器材料中,最佳的粘合协议可能会显著不同,包括热成型和3D打印基板.
- 了解基质特异性键强度对于可以预测的正牙治疗临床结果至关重要.
研究的目的:
- 为了比较与六种不同的对齐器材料结合的辅助器的结合强度和故障模式.
- 为了评估两种不同的粘合策略的有效性:通用原料-正统牙粘合剂组合和单步对齐剂粘合剂.
- 评估喷砂表面处理对这些材料和粘合系统之间的粘合强度的影响.
主要方法:
- 六种对齐材料 (三种热成型:PETG,TPU,PCTG;三种3D打印:TA-28,TC-85DAC,DCA) 作为0.76毫米的板材进行了准备.
- 样本要么被吹砂,要么没有处理,然后使用两个粘合系统之一粘合.
- 在热循环后评估了结合强度,并使用粘合物残留指数 (ARI) 分析了故障模式.
主要成果:
- 结合强度受到对齐器材料和喷砂处理的显著影响,具有显著的材料-喷砂相互作用.
- 普遍的原料主要效应并不显著,表明材料和表面处理是主要因素.
- 观察到特定的基质排名;例如,PETG与一阶段对齐粘合剂 (非沙吹) 结合,产生了26.71 MPa,而DCA与通用原料 (沙吹) 产生了22.36 MPa.
结论:
- 结合效率高度依赖于特定的对齐器基板材料.
- 对于热成型对齐器,建议使用一级对齐器粘合剂,而喷砂对PETG有害,但对TPU和PCTG有益.
- 对于3D打印的对齐器,3D打印的对齐器,通用原料-正统牙粘合剂组合提供了更一致的结果,砂喷对TA-28和DCA有益,但TC-85DAC没有.
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