基于酸盐的密封剂的单与基于载体的根通道堵塞:一个体外μ-CT分析
Vincenzo Tosco1, Riccardo Monterubbianesi2, Michele Furlani1
1Department of Life Sciences, Health and Health Professions, Link Campus University, 00165 Rome, Italy.
Biomimetics (Basel, Switzerland)
|February 26, 2026
概括
使用酸密封剂进行基于载体的堵塞,导致空隙更少,填充质量比单技术更好. 这种温暖的技术提供了更密集,更均的根管填充,特别是在冠状和中间三分之一.
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
背景情况:
- 基于酸盐的密封剂正在引起人们对简化根管堵塞方法的兴趣,例如单技术.
- 热堵塞技术,如基于载体的方法,仍然是根管填充的既定标准.
研究的目的:
- 用同一个基于酸盐的密封剂来比较单体和基于载体的技术之间的根管堵塞质量.
- 评估堵塞技术对空隙形成和填充均性的影响.
主要方法:
- 使用旋转仪器准备了30个提取的下牙.
- 牙被随机分配到基于载体的堵塞 (软核) 或单堵塞.
- 所有道都用NeoSEALER Flo,一种基于酸盐的密封剂来填充.
- 微型计算机断层扫描 (micro-CT) 用于定量和定性空洞分析.
主要成果:
- 基于载体的堵塞显示空隙显著减少 (9.0 ± 5.0) 和较小的空隙总体积 (2.58 ± 0.8 mm3).
- 单型堵塞表现出更多的空隙数量 (22.0 ± 10.1) 和更大的空隙体积 (4.71 ± 1.1 mm3).
- 定性分析显示,基于载体的方法具有更密集,更均的填充物,而单则在冠状和中间三分之一显示出更大的空隙.
结论:
- 在使用基于酸盐的密封剂时,基于载体的堵塞显示出优越的整体填充质量,与单技术相比.
- 基于载体的技术导致显著减少和缩小空隙,特别是在冠状和中间根运河区域.
- 这两种技术都实现了可靠的顶端密封,但基于载体的堵塞提供了增强的均性和减少空隙.
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