在两个不同的环境室温下比较肠道产品的微生物负荷
Alev Yıldız Ilıman1, Merve Yurttaş2, Dursun Fırat Ergül3
1Nursing Department, Faculty of Health Sciences, Amasya University, Amasya, Turkey.
概括
在24小时后,与重症监护机构相比,开放式肠道养装置在室温下显示细菌污染增加. 需要进一步的研究,以确定在不同环境下安全悬挂时间的肠道营养.
科学领域:
- 微生物学 微生物学
- 临床营养学 临床营养学
- 感染控制 感染控制
背景情况:
- 肠道料组的细菌污染构成一个重大风险.
- 开放式系统中整数集的最佳悬挂时间尚未确立,尤其是在变化的温度条件下.
- 这项研究调查了从24小时使用的套件中,肠溶液中的微生物负载差异.
研究的目的:
- 为了比较室温下的开放式肠道养系统中的微生物负载与24小时的重症监护条件.
- 在不同的临床环境中识别与长时间使用肠道养套餐相关的潜在风险.
主要方法:
- 描述性研究设计.描述性研究设计.
- 采集了40个样本:20个在室温 (25.2-23.3°C) 和20个在重症监护室 (21.1-24.2°C).
- 使用美国FDA细菌学分析手册评估的微生物质量.
主要成果:
- 15%的室温样本超出了有氧美索菲尔细菌的限值,而在重症监护中只有5%的样本.
- 卡塔拉酶和凝固酶负的葡萄球菌 spp. 在 40% 的室温样本中发现,而在重症监护中发现的只有 5%.
- 在 35% 的室温样本中检测到总结肠杆菌,但没有在重症监护中检测到;在两者中都没有大肠杆菌.
结论:
- 对于在室温下24小时使用的开放式肠道养装置和重症监护室,微生物负荷存在显著差异.
- 较高的细菌污染风险与室温使用有关.
- 建议进行大规模研究,以确定在室温下开放式系统肠道养装置的安全使用准则.
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