对气管切开术内清洁剂的微生物疗效的评估
Hong Eng Chan1, Jia Yan Lim1, Abdul Hathi Fazlina1
1Department of Nursing, Changi General Hospital, 2 Simei Street 3, 529889, Singapore.
无菌水有效地清除可重复使用的气管切除术内,匹配洗剂的有效性. 这一发现支持安全的重复使用,并为需要气管切除术护理的患者节省了潜在的成本.
科学领域:
- 微生物学 微生物学
- 感染控制 感染控制
- 医疗器械消毒 医疗器械消毒
背景情况:
- 住院医疗器械上的生物膜,如气管切开术内,增加了患者的发病率和感染风险.
- 目前对可重复使用的内的净化指南缺乏强有力的证据,导致各种做法.
- 有效的净化对于减少生物负担和确保患者安全至关重要.
研究的目的:
- 为了比较用洗剂和无菌水消毒后气管切除术内的细菌数量减少.
- 评估无菌水的微生物疗效,作为洗剂的替代品,用于内部管的消毒.
- 为气管切除术护理政策提供基于证据的建议.
主要方法:
- 一项随机,受控,交叉研究设计与60名气管切除术患者进行了采用.
- 患者被分配到排污序列:洗剂然后是无菌水 (A > B) 或无菌水然后是洗剂 (B > A).
- 细菌计数是通过将内的盐水冲洗在5%羊血的酸甘和5%羊血上的酸甘上来计算的.
主要成果:
- 洗剂和无菌水之间的清洗后和清洗前细菌计数 (Log CFU) 的平均比值为0.918 ± 0.470.
- 这个比率的90%置信区间为0.812至1.024.
- 由于平均比率在0.8至1.25.5的预定义等价区域内,因此证明了等价性.
结论:
- 洗剂和无菌水都显示出微生物疗效,可以对内进行消毒.
- 无菌水在减少细菌负载方面与洗剂一样有效,可安全地重复使用内.
- 研究结果表明,无菌水可以节省成本,并为气管切除术护理政策提供信息.
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