医疗保健中的供暖,通风和空调系统:范围审查
S Y Chair1, S T Ng2, C Y H Chao3
1The Nethersole School of Nursing, Faculty of Medicine, The Chinese University of Hong Kong, Shatin, N.T., Hong Kong SAR, China.
The Journal of hospital infection
|August 28, 2023
概括
优化供暖,通风和空调 (HVAC) 系统对于隔离室的感染控制至关重要. 本综述强调了包括控制空气流和过在内的关键HVAC指导方针,以尽量减少空气传播疾病的传播.
科学领域:
- 环境健康 环境健康
- 感染控制 感染控制
- 建筑系统工程 建筑系统工程
背景情况:
- 已建立的供暖,通风和空调 (HVAC) 准则存在于各种环境中.
- 对于隔离室的HVAC系统,基于证据的建议仍然存在一个关键的差距,影响了感染控制政策.
- 有效的HVAC设计对于防止医疗环境中的病原体传播至关重要.
研究的目的:
- 系统地审查和介绍目前对隔离室的HVAC系统的指导方针.
- 为利益相关者和政策制定者提供有关隔离室通风的最佳实践的信息.
- 为未来的研究确定证据缺口,以优化隔离室的HVAC参数.
主要方法:
- 在五个主要数据库和相关网站上使用Joanna Briggs方法进行了系统的文献搜索.
- 纳入标准集中在政府部门发表的关于隔离室HVAC的文章上.
- 八篇政府发表的文章被选中进行定性综合.
主要成果:
- 建议的HVAC参数包括控制的,非循环的空气流量,每小时有12次空气更换 (ACH).
- 建议使用高效颗粒气空气 (HEPA) 过,以排出空气中隔离室中的污染空气.
- 最佳的环境条件表明湿度在60%或以下,温度在18-30°C之间.
结论:
- 目前的证据支持隔离室的特定HVAC参数,例如HEPA过和控制空气流.
- 需要进一步的跨学科研究来确定最佳的HVAC范围,考虑房间设计和患者管理等因素.
- 优化HVAC系统对于减少隔离环境中的传染病传播至关重要.
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