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Abel Teves Cordova¹, Murilo Priori Alcalde¹, Michel Espinosa Klymus¹

¹Department of Operative Dentistry, Endodontics and Dental Materials, Bauru School of Dentistry, University of São Paulo - USP, Bauru, SP, Brazil.

Restorative dentistry & endodontics

|June 6, 2024

概括

与其他激发方法相比,Ultramint X超声波尖在3D打印的牙中显示出优异的涂抹层去除. 虽然没有一种方法可以完全去除,但Ultramint X在顶端三分之一中提供了最有效的清洁.

科学领域:

牙周内科医院牙周内科医院牙周内科医院
牙科材料科学牙科材料科学
生物材料是一种生物材料.

背景情况:

涂抹层的去除对于成功的内牙治疗至关重要.
有效的灌和动技术对于清洁复杂的根管系统至关重要.
3D打印模型提供了一个可复制的平台来评估内牙程序.

研究的目的:

为了比较不同灌剂动方法在曲的月经通道的顶端三分之一中去除涂抹层的有效性.
在模拟根管解剖中评估超声波尖端和其他激发装置的性能.

主要方法:

使用了60个3D打印的下牙,模拟了道解剖学.
标准化涂抹层应用于适应顶端三分之一的牙盘.
环境扫描电子显微镜 (ESEM) 通过六种动方法处理后评估了涂抹层的去除:PIK超声波尖端,用Irrisonic,Easy Clean,HBW超声波尖端,Ultramint X超声波尖端和常规灌 (CI) 的被动超声波灌 (PUI).
所有标本都用2.5%的二酸盐和17%的乙烯基二胺四酸灌.

主要成果:

所有测试的灌剂动方法都显著减少了涂抹层覆盖范围.
Ultramint X组的涂抹层覆盖率最低,明显优于常规,PIK和HBW组.
在Ultramint X,PUI-Irrisonic和Easy Clean之间没有发现涂抹层去除的统计学上显著差异.
通过任何评估的方法都无法实现完全去除涂抹层.

结论:

Ultramint X超声波尖端是最有效的灌剂动方法,用于在模拟曲线根通道的顶端三分之一中去除涂抹层.
虽然通过各种技术观察到显著的涂抹层减少,但完全消除仍然是一个挑战.
进一步的研究可能会探索技术组合或用于增强涂抹层去除的新设备.

关键词:

通过3D打印的3D打印.灌方式灌方法.扫描电子显微镜扫描电子显微镜涂抹层是一种涂抹层.

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