This document defines terms for respiratory care.
This document is applicable:
in respiratory high-flow therapy equipment standards;
in sleep apnoea breathing therapy equipment standards;
in sleep apnoea breathing therapy masks and accessories standards;
in ventilatory support equipment standards;
in health informatics standards;
for labelling on medical electrical equipment and medical electrical systems;
in medical electrical equipment and medical electrical system instructions for use and accompanying documents;
for medical electrical equipment and medical electrical systems interoperability;
in electronic health records.
This document excludes mechanical ventilation (defined in ISO 19223:2019), high-frequency and jet ventilation (defined in ISO 19223‑2:2025), negative pressure ventilation, liquid ventilation, and extracorporeal membrane oxygenation.
BSI recommends this version of standard for organisations operating in or with the UK. The ISO edition is available here if required.