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Ultrasound in Respirators FY 12

NOTE: This page is archived for historical purposes and is no longer being maintained or updated.


  • Evaluate the potential for ultrasound-based techniques to provide continuous, real-time information on respirator fit/leakage.
  • Evaluate applicability of ultrasound measurement to assessment of respirator fit

Applicable Standards

  • Update to 42 CFR Part 84
  • Potential ANSI/ASTM application

Key Partners

  • PPT R&D
  • R2P Partners


  • None

Project Scope

  • Complete design, construct and characterize ultrasound data acquisition system for use on respirators while worn
  • Characterize ultrasound leakage associated with individuals wearing respirators and correlation with fit


  • None


  • Prototype and design specifications
  • Report on correlation of ultrasound leakage and its correlation with respirator fit


  • Understand the potential of ultrasound-based techniques to provide information on factors contributing to work place protection factors
Page last updated: April 17, 2012
Page last reviewed: April 17, 2012
Content Source: National Institute for Occupational Safety and Health (NIOSH)
National Personal Protective Technology Laboratory