AI Article Synopsis
- The text outlines evidence-based design principles for three UV-C decontamination systems specifically aimed at sterilizing N95 respirators during the SARS-CoV-2 pandemic, with a focus on practicality for low- and middle-income countries.
- Emphasis is placed on creating cost-effective solutions using readily available materials to facilitate quick implementation in under-resourced settings.
- The study details optical designs for the decontamination chambers, experiments that confirm their effectiveness, and tests showing that two popular N95 models can be safely reused after at least five decontamination cycles.
Article Abstract
We present evidence-based design principles for three different UV-C based decontamination systems for N95 filtering facepiece respirators (FFRs) within the context of the SARS-CoV-2 outbreak of 2019-2020. The approaches used here were created with consideration for the needs of low- and middle-income countries (LMICs) and other under-resourced facilities. As such, a particular emphasis is placed on providing cost-effective solutions that can be implemented in short order using generally available components and subsystems. We discuss three optical designs for decontamination chambers, describe experiments verifying design parameters, validate the efficacy of the decontamination for two commonly used N95 FFRs (3M, #1860 and Gerson #1730), and run mechanical and filtration tests that support FFR reuse for at least five decontamination cycles.
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| http://dx.doi.org/10.1364/AO.401602 | DOI Listing |
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