This British Standard is an adoption of an ISO standard. You can access the ISO version here.
BS EN ISO 5366-1:2009 Anaesthetic and respiratory equipment. Tracheostomy tubes. Tubes and connectors for use in adults
BS EN ISO 5366-1 specifies requirements for tracheostomy tubes made of plastics materials and/or rubber having inside diameters of or greater. Such tubes are primarily designed for patients who require anaesthesia, artificial ventilation or other respiratory support, but need not be restricted to these uses.
This part of BS ISO 5366 is not applicable to specialized tubes, and does not address flammability of tracheostomy tubes.
Contents of BS EN ISO 5366-1:
ISO 5366-1:2000
EN ISO 5366-1:2009