创新的牙再矿化和管道封闭使用二氧化物合酸盐玻璃和二极管激光:一个体外研究
Dawood Alshetiwi1, Ahmad Alkhalaf2, Abdulwahab Alkhamees2
1Department of Oral and Craniofacial Health Sciences, College of Dental Medicine, University of Sharjah, Sharjah, United Arab Emirates.
European journal of dentistry
|January 19, 2026
概括
与二极管激光相结合的二氧化物合酸盐玻璃 (TDPG) 糊对牙重矿化和抗酸性有很大的承诺. 虽然NuPro防护糊在酸性挑战后提供了更好的表面完整性,但TDPG在持续的矿物强化中表现出卓越的化学稳定性.
科学领域:
- 生物材料科学 生物材料科学
- 牙科材料 牙科材料
- 激光牙科 激光牙科
背景情况:
- 二氧化物合酸玻璃 (TDPG) 是一种无玻璃,由于其化学稳定性和离子释放,具有牙重矿化潜力.
- 极激光照射在增强TDPG膏用于牙重矿化的临床性能方面的有效性尚未评估.
- 评估TDPG糊和二极管激光组合与商业化物糊 (NuPro) 相比,对于了解它们的比较有效性至关重要.
研究的目的:
- 为了评估TDPG糊与二极管激光相结合的体外有效性.
- 为了比较其阻塞牙管道,促进再生矿物质化和抵御酸性挑战的能力与NuPro防护糊.
- 研究二极管激光照射在提高两种牙膏性能方面的作用.
主要方法:
- 七十个人类牙盘被分为七组,包括对照组,TDPG,NuPro,以及它们与二极管激光的组合.
- 治疗后进行了6%的酸挑战,以评估耐酸性.
- 使用扫描电子显微镜 (SEM) 和拉曼光谱 (RS) 来评估管管封闭和矿物质含量 (酸盐和碳酸盐).
主要成果:
- 对于TDPG和NuPro,SEM显示激光照射的表面密封性有所改善;NuPro+激光在酸性挑战后表现出更好的表面完整性.
- 在酸暴露后,RS显示TDPG+激光中的酸减少明显较小 (1.8%),与NuPro组 (45.8-48.9%) 相比.
- 在酸性挑战后,TDPG组显示酸和碳酸盐强度增加,这表明与NuPro.Pro相比,抗酸性更强.
结论:
- TDPG糊表现出更化学稳定的重矿化过程,提供持续的矿物强化.
- 与二极管激光相结合的NuPro糊提供了更好的表面完整性,但可能会导致激光诱导的微裂.
- 极激光器可以增强脱敏剂相互作用,但材料兼容性需要改进,以获得长期的疗效.
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