UNE-EN 60601-2-23:2001 Medical electrical equipment -- Part 2-23: Particular requirements for the safety, including essential performance, of transcutaneous partial pressure monitoring equipment.
2016UNE-EN 60601-2-23:2015 Medical electrical equipment - Part 2-23: Particular requirements for the basic safety and essential performance of transcutaneous partial pressure monitoring equipment (Endorsed by AENOR in January of 2016.)
2001UNE-EN 60601-2-23:2001 Medical electrical equipment -- Part 2-23: Particular requirements for the safety, including essential performance, of transcutaneous partial pressure monitoring equipment.