在感染控制实践后对牙科仪器的残留污染的评估
Kyoungnam Kim1, Soomyoung Bae1,2,3, Hyojin Lee1,2,3
1Department of Dental Hygiene, College of Dentistry, Gangneung-Wonju National University.
Journal of microorganism control
|October 1, 2025
概括
标准的感染控制方案可能无法完全消除牙科仪器上的残留微生物和有机物质. 消毒和自闭塞显示完全根除的局限性,需要改进的绝育方法.
科学领域:
- 牙科 牙科是指牙科的专业.
- 微生物学 微生物学
- 感染控制 感染控制
背景情况:
- 牙科仪器的有效杀菌对于防止交叉污染至关重要.
- 评估残留污染会影响当前感染控制方案的有效性.
研究的目的:
- 在牙科仪器上比较标准和非标准感染控制方法的有效性.
- 在清洁和消毒的仪器上识别残留的微生物和有机物质.
主要方法:
- 选择的牙科仪器使用标准 (清洁,自动) 和非标准 (消毒或清洁/自动) 协议进行处理.
- 通过微生物培养,聚合酶链反应 (PCR) 和素B染色来评估残留污染.
- 仪器包括伸缩器尖端,三向注射器尖端,毛毛刷和杯.
主要成果:
- 在标准缩放器尖端的8.0%和在经过消毒处理的标准三向注射器尖端的28.0%上发现了残留微生物.
- 鉴定出的微生物包括Staphylococcus,Cupriavidus和Streptococcus物种.
- 在所有测试仪器上检测到残留的有机物质,不管协议如何.
结论:
- 无论是清洁之后的自闭塞,还是消毒,都没有完全去除所有微生物和有机物质.
- 当前的感染控制实践可能在确保仪器完全消毒方面存在局限性.
- 对增强绝育技术的进一步研究是有必要的.
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