Laboratory assessment of bacterial contamination of a sterile environment when using respirators not traditionally used in a sterile field environment.
Infection control and hospital epidemiology(2022)
摘要
Overall, NIOSH-approved respirators without exhalation valves maintain a sterile field as well as a surgical mask. These findings inform respiratory guidance on the selection of respirators where sterile fields are needed during shortages of surgical N95 FFRs.
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关键词
bacterial contamination,sterile environment,respirators,laboratory
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