灌酸溶液对清洁和粘合强度对后空间牙的作用
C de Melo Alencar1, J Ferrari Zaniboni1, J Felipe Besegato2
1Department of Restorative Dentistry, School of Dentistry, Araraquara, São Paulo State University (UNESP), Araraquara, São Paulo, Brazil.
European journal of oral sciences
|June 9, 2023
概括
与其他灌剂相比,5%的酸和1%的酸 (BA5% + CA1%) 的组合显著改善了根管清洁和玻璃纤维后结合强度. 这种增强的疗效持续了六个月.
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:
- 有效的根管清洁对于成功的内牙治疗和后凝固至关重要.
- 传统的灌剂,如低和EDTA在废物清除和涂抹层溶解方面存在局限性.
- 正在研究新的灌解决方案,以提高清洁效率和在内牙后空间的粘附性.
研究的目的:
- 评估新型灌溶液,特别是5%的酸+1%的酸 (BA5%+CA1%) 和1%的酸+高度过氧化 (PA1%+HP) 的功效,对根管清洁.
- 评估这些灌溶液对玻璃纤维柱的粘合强度的影响,在固后24小时和6个月.
- 为了比较 BA5% + CA1% 和 PA1% + HP 与蒸水 (DW) 和 2.5% 甲 + 17% EDTA (NaOCl2.5% + EDTA17%) 的性能.
主要方法:
- 在120颗人类牙上进行了内治疗,随后随机分为四个灌组 (n=10):DW,NaOCl2.5% + EDTA17%,PA1% + HP,BA5% + CA1%.
- 清洁效率在宫,中,和三分之一的空间后的顶端被评估.
- 使用双向ANOVA测量玻璃纤维柱的推出键强度在24小时和6个月后,同时使用Kruskal-Wallis测试分析了清洁效率.
主要成果:
- 与DW,NaOCl2.5% + EDTA17%,PA1% + HP相比,BA5% + CA1%的灌方案在所有根三分之一中显示出统计学上更高的清洁效率.
- 在24小时和6个月的BA5% + CA1%组中,观察到明显更高的推出债券强度,超过了DW和PA1% + HP.
- BA5% + CA1% 组表现出较高的1型粘合性失败的患病率,这表明与根牙有良好的粘合.
结论:
- 用5%的酸+1%的酸 (BA5%+CA1%) 灌可提供优越的根管清洁效果.
- BA5% + CA1%的灌协议提高了玻璃纤维柱的长期结合强度.
- BA5% + CA1% 代表了一种有前途的灌解决方案,用于改善后内牙修复的结果.
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