不同调节剂对牙粗度和原结构的影响
Konstantinos Anastasiadis1, Mohannad Nassar2
1Private Practice, Athens, Greece.
Journal of dentistry
|July 1, 2024
概括
不同的酸不同影响牙的特性,如粗性,脱矿化和原结构. 酸和酸显著改变了牙,而酸和EDTA的影响最小.
科学领域:
- 生物材料科学 生物材料科学
- 牙科材料科学 牙科材料科学
- 表面化学 表面化学
背景情况:
- 牙修复对于牙修复至关重要.
- 了解酸对牙特性的影响对于临床成功至关重要.
研究的目的:
- 评估有机和无机酸对牙粗度,脱矿化和原结构的影响.
- 为了比较这些效应与酸 (PA) 和乙烯基胺酸 (EDTA).
主要方法:
- 人类牙盘经过PA,酸 (NA),酸 (CA),植物酸 (IP6) 或EDTA的处理.
- 使用光学造型测量和ATR-FTIR来评估粗度,去矿化 (DM%) 和原二次结构 (胺I成分).
主要成果:
- 所有的酸都增加了粗度;PA引起了最显著的变化,而EDTA引起的变化最少.
- 脱矿化按照以下顺序进行:NA > PA > IP6 > CA > EDTA.
- NA和PA改变了原结构 (减少β转,α螺旋;增加β片),而CA和EDTA没有显著改变它. IP6增加了原成熟指数.
结论:
- 丁丁用酸处理表面对粗度,去矿化和原有各种影响.
- 酸的选择显著影响牙的内在性质,影响粘附和恢复寿命.
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