弹性假牙线清洁方法的有效性:一个三期随机交叉试验
Rihoko Takeuchi1, Shin Miyamae1, Nana Sonobe1
1Department of Gerodontology and Home Care Dentistry, School of Dentistry, Aichi Gakuin University, Nagoya, Japan.
Clinical and experimental dental research
|October 18, 2025
概括
双重清洁方法有效地减少了烯基基基弹性假牙内 (RDL) 上的微生物生物膜. 然而,这种结合机械和化学方法对于基于的RDL或硬假牙内没有显著的益处.
科学领域:
- 牙科材料科学 牙科材料科学
- 微生物学 微生物学
- 临床牙科 临床牙科
背景情况:
- 不充分的假牙卫生是已知的吸入性肺炎的风险因素.
- 传统假牙有有效的清洁方案,但对弹性假牙层 (RDLs) 的研究是有限的.
研究的目的:
- 评估机械,化学和双 (机械+化学) 清洗方法的有效性.
- 评估生物膜从硬树脂层,基RDL和基RDL中去除的情况.
主要方法:
- 一个三期随机交叉临床试验,涉及无牙患者.
- 硬树脂和两种类型的RDL (基于和基于) 的样本直接在患者的嘴里制造.
- 参与者使用了两个星期的三个清洁干预措施,随后进行了微生物CFU计数.
主要成果:
- 双清洗方法显著降低了CFU计数,相比于机械清洗只用于基于烯酸的RDL.
- 在基RDL和硬树脂层的清洗方法之间,在CFU计数方面没有发现显著差异.
- 基于的RDL显示出最高的CFU计数,其次是基于的RDL,然后是硬树脂层.
结论:
- 机械和化学清洁策略的结合对有线牙最有效,特别是对基于烯酸的RDLs.
- 双重清洗的有效性仅限于基于的RDL,而基于的RDL或硬的RDL没有额外的好处.
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