New Standard from Last Update.

1. SCOPE

1.1 This standard specifies the performance requirements and test methods of medical respirator intended to be worn by operating room personnel/staff during surgical procedures and other healthcare services such as patient care, with similar requirements. Medical respirators are used to protect both the surgical patient and the operating room personnel/staff from transfer of microorganisms, body fluids and particulate material.

1.2 Medical respirator shall not have any exhalation valve. Respirators with exhalation valves are not meant to be used for medical use. Medical respirator is not recommended for washing or reuse due to performance drop (due to washing) and cross contamination (reuse).

1.3 This standard does not address the design, construction, interfaces or other factors which may affect the overall protection offered by the medical respirator.

2. REFERENCES

The standards listed in Annex A contain provisions, which through reference in this text, constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards listed in Annex A.