Ronald E Shaffer

Summary

Affiliation: Centers for Disease Control and Prevention
Country: USA

Publications

  1. doi request reprint Evaluation of the survivability of MS2 viral aerosols deposited on filtering face piece respirator samples incorporating antimicrobial technologies
    Samy Rengasamy
    National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, PA 15236, USA
    Am J Infect Control 38:9-17. 2010
  2. doi request reprint Laboratory faceseal leakage evaluation of n95 filtering facepiece respirators against nanoparticles and "all size" particles
    Ziqing Zhuang
    National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, PA 15236, USA
    J Occup Environ Hyg 10:496-504. 2013
  3. doi request reprint Reaerosolization of MS2 bacteriophage from an N95 filtering facepiece respirator by simulated coughing
    Edward M Fisher
    National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, PA 15236, USA
    Ann Occup Hyg 56:315-25. 2012
  4. doi request reprint Impact of three biological decontamination methods on filtering facepiece respirator fit, odor, comfort, and donning ease
    Dennis J Viscusi
    National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, Pennsylvania 15236, USA
    J Occup Environ Hyg 8:426-36. 2011
  5. doi request reprint Impact of multiple consecutive donnings on filtering facepiece respirator fit
    Michael S Bergman
    URS Corporation, Pittsburgh, PA, USA
    Am J Infect Control 40:375-80. 2012
  6. doi request reprint Evaluation of the performance of the N95-companion: effects of filter penetration and comparison with other aerosol instruments
    Samy Rengasamy
    National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, Pennsylvania 15236, USA
    J Occup Environ Hyg 9:417-26. 2012
  7. doi request reprint Evaluation of the benefit of the user seal check on N95 filtering facepiece respirator fit
    Dennis J Viscusi
    National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, Pennsylvania 15236, USA
    J Occup Environ Hyg 9:408-16. 2012
  8. doi request reprint Simple respiratory protection--evaluation of the filtration performance of cloth masks and common fabric materials against 20-1000 nm size particles
    Samy Rengasamy
    National Institute for Occupational Safety and Health National Personal Protective Technology Laboratory Technology Research Branch, Pittsburgh, PA 15236, USA
    Ann Occup Hyg 54:789-98. 2010
  9. doi request reprint Correlation between respirator fit and respirator fit test panel cells by respirator size
    Ziqing Zhuang
    National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, Pennsylvania 15236, USA zaz3cdc gov
    J Occup Environ Hyg 5:617-28. 2008
  10. doi request reprint Evaluation of the filtration performance of 21 N95 filtering face piece respirators after prolonged storage
    Dennis J Viscusi
    National Personal Protective Technology Laboratory, National Institute for Occupational Safety and Health CDC, 626 Cochrans Mill Road, Pittsburgh, PA 15236, USA
    Am J Infect Control 37:381-6. 2009

Collaborators

  • Samy Rengasamy
  • Edward M Fisher
  • Brian K Heimbuch
  • Dennis J Viscusi
  • Ziqing Zhuang
  • Michael S Bergman
  • Andrew J Palmiero
  • Raymond J Roberge
  • Jeffrey B Powell
  • Benjamin C Eimer
  • Jeffrey Powell
  • W Jon Williams
  • Michael Husband
  • Joseph D Wander
  • Michael J McDonald
  • David Hanson
  • Delbert Harnish
  • Caroline M Ylitalo
  • John M Sebastian
  • Jung Hyun Kim
  • Kimberly A Faulkner
  • Raymond Roberge
  • Debra A Novak
  • Aitor Coca
  • Angie Shepherd
  • Andrew Palmiero
  • Edward Sinkule
  • Mike Bergman
  • Heinz W Ahlers
  • Stacey Benson
  • Dennis Groce
  • Steve Guffey
  • Dennis Viscusi
  • Douglas Landsittel
  • Wafik Iskander
  • Bruce Bradtmiller

Detail Information

Publications19

  1. doi request reprint Evaluation of the survivability of MS2 viral aerosols deposited on filtering face piece respirator samples incorporating antimicrobial technologies
    Samy Rengasamy
    National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, PA 15236, USA
    Am J Infect Control 38:9-17. 2010
    ....
  2. doi request reprint Laboratory faceseal leakage evaluation of n95 filtering facepiece respirators against nanoparticles and "all size" particles
    Ziqing Zhuang
    National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, PA 15236, USA
    J Occup Environ Hyg 10:496-504. 2013
    ..05). These data suggest that FSL for negatively charged ∼40-60 nm nanoparticles is not greater than the FSL for the larger distribution of charged and uncharged 20 to > 1,000 nm particles. ..
  3. doi request reprint Reaerosolization of MS2 bacteriophage from an N95 filtering facepiece respirator by simulated coughing
    Edward M Fisher
    National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, PA 15236, USA
    Ann Occup Hyg 56:315-25. 2012
    ..However, risk assessments should be updated as new viruses emerge and better workplace exposure data becomes available...
  4. doi request reprint Impact of three biological decontamination methods on filtering facepiece respirator fit, odor, comfort, and donning ease
    Dennis J Viscusi
    National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, Pennsylvania 15236, USA
    J Occup Environ Hyg 8:426-36. 2011
    ..Further research is needed before decontamination of N95 FFRs for purposes of reuse can be recommended...
  5. doi request reprint Impact of multiple consecutive donnings on filtering facepiece respirator fit
    Michael S Bergman
    URS Corporation, Pittsburgh, PA, USA
    Am J Infect Control 40:375-80. 2012
    ..This study investigated the impact of multiple donnings on the facepiece fit of 6 N95 FFR models using a group of 10 experienced test subjects per model...
  6. doi request reprint Evaluation of the performance of the N95-companion: effects of filter penetration and comparison with other aerosol instruments
    Samy Rengasamy
    National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, Pennsylvania 15236, USA
    J Occup Environ Hyg 9:417-26. 2012
    ....
  7. doi request reprint Evaluation of the benefit of the user seal check on N95 filtering facepiece respirator fit
    Dennis J Viscusi
    National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, Pennsylvania 15236, USA
    J Occup Environ Hyg 9:408-16. 2012
    ..Additional research is needed with larger groups of subjects and respirator models/types...
  8. doi request reprint Simple respiratory protection--evaluation of the filtration performance of cloth masks and common fabric materials against 20-1000 nm size particles
    Samy Rengasamy
    National Institute for Occupational Safety and Health National Personal Protective Technology Laboratory Technology Research Branch, Pittsburgh, PA 15236, USA
    Ann Occup Hyg 54:789-98. 2010
    ..Results obtained in the study show that common fabric materials may provide marginal protection against nanoparticles including those in the size ranges of virus-containing particles in exhaled breath...
  9. doi request reprint Correlation between respirator fit and respirator fit test panel cells by respirator size
    Ziqing Zhuang
    National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, Pennsylvania 15236, USA zaz3cdc gov
    J Occup Environ Hyg 5:617-28. 2008
    ..These findings support the selection of the facial dimensions for developing the new NIOSH bivariate respirator fit test panel...
  10. doi request reprint Evaluation of the filtration performance of 21 N95 filtering face piece respirators after prolonged storage
    Dennis J Viscusi
    National Personal Protective Technology Laboratory, National Institute for Occupational Safety and Health CDC, 626 Cochrans Mill Road, Pittsburgh, PA 15236, USA
    Am J Infect Control 37:381-6. 2009
    ....
  11. doi request reprint Filtration performance of NIOSH-approved N95 and P100 filtering facepiece respirators against 4 to 30 nanometer-size nanoparticles
    Samy Rengasamy
    Technology ResearchBranch, National Personal Protective Technology Laboratory, National Institute for Occupational Safety and Health, Pittsburgh, Pennsylvania 15236, USA
    J Occup Environ Hyg 5:556-64. 2008
    ..The filtration data for 4-30 nm monodisperse particles supports previous studies that indicate NIOSH-approved air-purifying respirators provide expected levels of filtration protection against nanoparticles...
  12. ncbi request reprint New respirator fit test panels representing the current U.S. civilian work force
    Ziqing Zhuang
    National Institute for Occupational Safety and Health, National Personal ProtectiveTechnology Laboratory, 626 Cochran s Mill Road, Pittsburgh, PA 15236, USA
    J Occup Environ Hyg 4:647-59. 2007
    ..Because the boundaries of the two new panels are significantly different from the LANL panel, it may be necessary to develop new respirator sizing systems. A new five-category sizing system is proposed...
  13. doi request reprint Physiological responses to wearing a prototype firefighter ensemble compared with a standard ensemble
    W Jon Williams
    National Personal Protective Technology Laboratory, Center for Disease Control and Prevention, National Institute for Occupational Health and Safety, Pittsburgh, Pennsylvania 15236, USA
    J Occup Environ Hyg 8:49-57. 2011
    ....
  14. doi request reprint Development of an advanced respirator fit-test headform
    Michael S Bergman
    a National Personal Protective Technology Laboratory, National Institute for Occupational Safety and Health, Pittsburgh, Pennsylvania
    J Occup Environ Hyg 11:117-25. 2014
    ..Go to the publisher's online edition of Journal of Occupational and Environmental Hygiene for the following free supplemental resource: a file providing detailed information on the advanced head form design and fabrication process.]. ..
  15. pmc Evaluation of five decontamination methods for filtering facepiece respirators
    Dennis J Viscusi
    National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, PA 15236, USA
    Ann Occup Hyg 53:815-27. 2009
    ..Further research is needed before any specific decontamination methods can be recommended...
  16. pmc Evaluation of microwave steam bags for the decontamination of filtering facepiece respirators
    Edward M Fisher
    National Personal Protective Technology Laboratory, National Institute for Occupational Safety and Health, Pittsburgh, Pennsylvania, United States of America
    PLoS ONE 6:e18585. 2011
    ..The tested steam bags were found to be 99.9% effective for inactivating MS2 on FFRs; however, more research is required to determine the effectiveness against respiratory pathogens...
  17. ncbi request reprint Considerations for recommending extended use and limited reuse of filtering facepiece respirators in health care settings
    Edward M Fisher
    a National Personal Protective Technology Laboratory, National Institute for Occupational Safety and Health, Pittsburgh, Pennsylvania
    J Occup Environ Hyg 11:D115-28. 2014
    ....
  18. pmc Impact of low filter resistances on subjective and physiological responses to filtering facepiece respirators
    Raymond J Roberge
    Technology Research Branch, National Personal Protective Technology Laboratory, National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, Pittsburgh, Pennsylvania, United States of America
    PLoS ONE 8:e84901. 2013
    ....
  19. ncbi request reprint Comparison of nanoparticle filtration performance of NIOSH-approved and CE-marked particulate filtering facepiece respirators
    Samy Rengasamy
    National Personal Protective Technology Laboratory, National Institute for Occupational Safety and Health, 626 Cochrans Mill Road, PO Box 18070, Pittsburgh, PA 15236, USA
    Ann Occup Hyg 53:117-28. 2009
    ....