Covid-19 sars-coV-2 Lisa Gilbert, md, faafp, ctropMed 3/17/20 covid-19 sars-coV-2 2019-nCov hcoV-19


Masks and NIOSH Standard Respirators



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covid-19

Masks and NIOSH Standard Respirators

  • Simple and Surgical masks:
    • NOT a Filter, but stops DROPLETS
    • Recommended for PATIENTS who are coughing and/or if YOU are in close proximity to fluids
    • DON’T touch/adjust it! Stop pulling it down to your neck between patients! Stop putting on countertops! DON’T stick it in your white coat! (STOP WEARING WHITE COATS!)
  • Respirators: N95 means >95% of particles/pathogens down to 0.3 microns are filters
    • N = not oil resistant
    • R = mildly oil resistant
    • P = oil resistant (for organic chemical poisoning protection)
    • There are also N99 and N100 and P99 and P100 masks
    • Fit is important!
    • Air valve can help with heat/moisture
    • PAPRs and CAPRs: Powered Air Purifying Respirators, Controlled Air Purifying Respirators

https://jamanetwork.com/journals/jama/fullarticle/2762694
https://candid.technology/n95-vs-n99-vs-p95-comparison/
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