压缩气体协会（CGA）收到报告称，美国和加拿大购买和使用的某些医用气体调节器轭不符合CGA标准。使用这些不合格的调节器轭可能会导致这些调节器轭无法与氧气瓶实现正确连接和密封，氧气瓶使用符合适用CGA标准的某些CGA 870销索引阀。

The Compressed Gas Association, Inc. (CGA) has received reports of certain medical gas regulator yokes available for purchase and use in the United States and Canada that do not meet CGA standards. Use of these non-conforming regulator yokes may result in these regulator yokes not achieving a proper connection and seal with oxygen cylinders that utilize certain CGA 870 pin-indexed valves that conform to applicable CGA standards.