Index
:
Niosh tb guidelines.pdf
Title
NIOSH Recommended Guidelines for Personal Respiratory Protection of Workers in Health-Care Facilities Potentially Exposed to Tuberculosis
Year
1992
Location
Atlanta, Georgia
Source
pdf
Progress
Proofread—All pages of the work proper are proofread, but not all are validated
Transclusion
Fully transcluded
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Contents
Foreword
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iii
Summary
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iv
List of Abbreviations
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viii
Acknowledgments
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ix
I. Introduction
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1
A. Current Epidemiology and Control of Tuberculosis
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1
B. The Mandates to NIOSH in the Occupational Safety and Health Act of 1970
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4
C. The Principle of Public Health Prudence
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5
II. Mode of Airborne Transmission and Potential for Worker Exposure
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6
A. Airborne Transmission of Tubercule Bacilli
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6
B. Health-Care-Facility Workers' Potential for Exposure to Tuberculosis
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8
III. Methods for Worker Protection—Controlling Airborne Transmission of Tuberculosis
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10
A. Previous Recommendations for Personal Respiratory Protection
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10
B. The "Hierarchy of Controls"
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IV. Considerations in the Selection of Respirators
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A. Nature of the Hazard to Workers
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B. Potential Respirator Leakage
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C. Hazardous Face-Seal Leakage
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D. Hazardous Leakage Through Filters
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E. Powered, HEPA-Filter Halfmask and Positive-Pressure, Air-Line, Halfmask Respirators
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23
F. Practical Disadvantages of the Recommended Respirators
....................................................................................................................................................................................................................................................
25
G. Surgical Masks and Other Disposable Particulate Respirators
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V. NIOSH Recommendations for Personal Respiratory Protection
....................................................................................................................................................................................................................................................
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A. Summary of Conclusions and Recommendations
....................................................................................................................................................................................................................................................
31
B. Identifying Confirmed or Potential Tuberculosis Transmitters in a Health-Care Facility
....................................................................................................................................................................................................................................................
37
C. Selection of Minimal Acceptable Personal Respiratory Protection
....................................................................................................................................................................................................................................................
38
D. Implementing a Personal Respiratory Protection Program
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1. Standard Operating Procedures
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2. Medical Surveillance
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3. Training
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4. Face-Seal Fit Testing and Fit Checking
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5. Respirator Inspection, Cleaning, Maintenance, and Storage
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6. Surveillance of the Health-Care Facility and Exposures of Workers in Health-Care-Facilities
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7. Respirator Selection
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8. Pereodic Evaluation of the Personal Respiratory Protection Program
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References
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List of Figures
Figure 1—Example A of a NIOSH-Certified, Powered, HEPA-Filter, Halfmask Respirator
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34
Figure 2—Example B of a NIOSH-Certified, Powered, HEPA-Filter, Halfmask Respirator
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35
Figure 3—Example C of a NIOSH-Certified, Powered, Air-Line, Halfmask Respirator
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List of Tables
Table 1—Requirements for and Essential Roles of Fit Tests and Fit Checks
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Table 2—Summary Comparison of Three Respirator Categories Evaluated for Protection of Health-Care-Facility Workers Potentially Exposed to Tuberculosis
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Table 3—NIOSH Recommendations for Minimal Acceptable Personal Respiratory Protection for Health-Care-Facility Workers Potentially Exposed to Tuberculosis
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40
