填充技术对从圆形运河中去除填充物的影响
Lislaine Valerio1, Lisa Yurie Oda2,3, Felipe Andretta Copelli1
1Postgraduate Program in Dentistry, Federal University of Paraná, Curitiba, Paraná, Brazil.
Clinical oral investigations
|July 26, 2024
概括
填充技术没有影响生物陶密封剂在移除后留在圆形根管中的数量. 然而,热塑性填充技术需要更长的工作时间来在内牙治疗期间进行切除.
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:
- 生物陶密封剂越来越多地用于内牙科手术.
- 了解根管填充技术对再治疗的影响对于有效的临床实践至关重要.
- 圆形根通道在填充和随后的材料清除方面存在独特的挑战.
研究的目的:
- 评估不同的根管填充技术如何影响从圆形根管中去除生物陶密封剂.
- 为了比较单,修改的麦克斯帕登和连续波凝结技术在促进填充去除方面的有效性.
- 评估填充技术对残留填充体积,牙厚度和根管运输的影响.
主要方法:
- 实体研究涉及36个下切口与单个圆形通道.
- 根通道用生物陶密封剂填充,使用三种技术:单,修改的麦克斯帕登或连续的凝结波.
- 使用超声波和旋转仪器进行了填充去除,并记录了工作时间. 微型计算机断层扫描 (micro-CT) 用于切除前后的分析.
主要成果:
- 在这三种技术中,没有发现剩余填充材料的百分比有显著差异.
- 在所有测试的填充方法中,牙的厚度和根管运输是可比的.
- 与单技术相比,连续的冷凝波和经过修改的麦克斯帕登技术需要更长的时间来清除填充物.
结论:
- 填充技术的选择 (单形,修改的麦克斯帕登,连续波) 不会影响从圆形根管中去除生物陶密封剂的有效性.
- 热塑性填充技术 (连续波,修改的麦克斯帕登) 与非手术重新处理期间的工作时间的增加有关.
- 临床医生在选择填充技术时应考虑工作时间,特别是在需要将来重新处理的情况下.
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