scope:

This document specifies design, type testing, and marking requirements for cylinder valves with integrated PRESSURE REGULATORS [as defined in 3.26 and referred to hereafter as VALVES WITH INTEGRATED PRESSURE REGULATORS (VIPRs)] intended for the administration of medical gases in the treatment, management, diagnostic evaluation and care of patients or for gases used for driving surgical tools.

Examples of gases include oxygen, medical air and oxygen/nitrous oxide mixtures.

This document applies to VIPRs mounted on refillable cylinders with a WORKING PRESSURE up to 30 000 kPa (300 bar) intended to be filled in cylinder filling facilities or on self-filling systems as used in homecare applications.

VIPRs covered by this document are pressure pre-set and provided with a PRESSURE OUTLET and/or pre-set FLOW OUTLET(s).

An asterisk (*) as the first character of a title or at the beginning of a paragraph or table title indicates that there is guidance or rationale related to that item in Annex B. Annex B contains rationale statements for some of the requirements of this document. It provides additional insight into the reasoning that led to the requirements and recommendations that have been incorporated into this document. It is considered that knowledge of the reasons for the requirements will not only facilitate the proper application of this document, but will expedite any subsequent revisions.