A breathing apparatus

A - Human Necessities – 61 – M

Patent

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Details

A61M 16/00 (2006.01)

Patent

CA 2643193

A breathing apparatus (10) comprises a breathing circuit which includes a gas reservoir (50) having one end (54) open to the atmosphere. The reservoir comprises a substantially rigid structure and may be supplemented by an inflatable bag. The circuit is connected, in use, to an oxygen supply container (60), the apparatus further including means (62) for regulating the flow of oxygen into the circuit in response to detect gas levels in the circuit. The preferred apparatus is portable and provides an efficient use of oxygen.

L'invention concerne un appareil respiratoire (10) qui comprend un circuit respiratoire qui contient un réservoir à gaz (50) dont une extrémité (54) est ouverte sur l'atmosphère. Le réservoir comprend une structure essentiellement rigide et peut être complété par un sac gonflable. En utilisation, le circuit est relié à un récipient (60) d'alimentation en oxygène, et l'appareil comprend en outre des moyens (62) qui régulent l'écoulement d'oxygène dans le circuit en réponse aux niveaux de gaz détectés dans le circuit. L'appareil est de préférence portable et permet une utilisation efficace de l'oxygène.

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