2021
DOI: 10.1016/j.ohx.2021.e00223
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An open-source powered and ergonomic personal protective respirator for frontline COVID-19 response

Abstract: Intending to shield front-liners who are currently exposed to COVID-19, and because of the lack of proper powered air-purifying respirator, this study shows the design and development of an open-source ergonomic respirator with a washable filter. This device has an estimated working time of 12 h, and the tests' airflow always showed a value over 4.5 cubic feet per minute, a higher value than the national institute for occupational safety and health specification for full-face closed respirators. The proposal r… Show more

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