Respiratory accessories

Interfaces used with the respiratory system

Masks and mouthpieces are different interfaces. A mask has a contour, size and sometimes ventilation or valve components; a mouthpiece has its own connection geometry. Adult or child wording describes an intended population without replacing dimensional and compatibility information. Soft rims and rigid bodies may use different materials. These details define the accessory beyond its appearance and help distinguish an interface from the generator, chamber or nebuliser to which it belongs.

Tubing, valves and filters

Tubing connects parts of a system, a valve contributes to its intended flow arrangement, and a filter has a role defined by the particular construction. These components are not interchangeable with one another. An equipment filter should not be equated with personal respiratory protection merely because both use the word filter. Connections, any intended orientation and part geometry belong to the compatibility of the complete system. A matching external diameter alone does not describe those functional relationships.

Individual parts and consumable assemblies

An accessory may be supplied separately or within an assembly containing several components. A replacement nebuliser does not necessarily include a generator, and a mask does not automatically include tubing. Reusable and single-use parts differ according to their declared purpose. Cleaning and replacement possibilities remain model-specific because visually similar materials may have different restrictions on dismantling or treatment. The supplied contents and the full list of potentially compatible parts are therefore different pieces of technical information.

Frequently asked questions