各种灌方案和抗氧化剂应用对两个粘合系统对冠状牙的粘合性能的影响
Nada Omar1,2, Haidy N Salem1,2, Ahmed Abdou3
1Restorative and Dental Materials Department, National Research Centre, Giza, Egypt.
Journal of clinical and experimental dentistry
|May 10, 2024
概括
增加灌溶液温度和使用像葡萄提取物这样的抗氧化剂显著改善牙粘合剂对牙的粘合强度. 较低的温度和某些灌溶液降低了结合强度.
科学领域:
- 牙科材料科学 牙科材料科学
- 粘合式牙科 粘合式牙科
- 生物材料是一种生物材料.
背景情况:
- 优化牙粘合剂对牙的剪切粘合强度 (SBS) 对恢复寿命至关重要.
- 灌方案和抗氧化剂的使用可以影响粘合剂和牙之间的界面完整性.
研究的目的:
- 评估不同灌方案和抗氧化剂应用对两个粘合系统对深层冠状牙的SBS的影响.
- 评估灌溶液温度对结合强度的影响.
主要方法:
- 120个人类前肢经历了不同的灌方案 (蒸水,NaOCl+EDTA,NaOCl+HEDP) 在4°C和37°C.
- 用葡萄种子提取物 (GSE) 或不使用葡萄种子提取物 (GSE) 进行了应用,并且在自蚀刻模式下测试了两个粘合系统 (OptiBond-All-In-One,ScotchBond Universal).
- 在24小时储水后测试了切割键强度;使用四向ANOVA和Tukey HSD测试分析数据.
主要成果:
- 降低灌溶液温度 (4°C) 导致SBS值显著降低.
- 蒸水灌产生的SBS比酸盐 (NaOCl) 与乙烯基胺四酸 (EDTA) 或酸 (HEDP) 相比更高.
- 葡萄种子提取物 (GSE) 的应用显著增强了牙粘合强度,这两种粘合系统.
结论:
- 升高的灌溶液温度显著提高了对冠状牙的粘合剂的剪接强度.
- 抗氧化剂的应用,特别是GSE,无论使用的灌方案如何,都会改善牙结合的强度.
- 这些发现表明,优化灌温度和结合抗氧化剂可以增强恢复性牙科中的粘合粘合.
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