ISO 19223-3:2025

This document establishes a vocabulary of terms and semantics for respiratory care not addressed in sufficient detail by ISO 19223:2019 or ISO 4135:2022. It is applicable — in respiratory high-flow therapy device standards — in sleep apnoea breathing therapy device standards — in ventilatory support device 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, and — in electronic health records. This document excludes mechanical ventilation, high-frequency ventilation, negative pressure ventilation, liquid ventilation, and extracorporeal membrane oxygenation.