Breathing assistance apparatus

A - Human Necessities – 61 – M

Patent

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Details

A61M 16/06 (2006.01) A61M 16/08 (2006.01) A61M 16/16 (2006.01)

Patent

CA 2413938

A CPAP system for supplying humidified gases to a user. Various interfaces are described for delivering the gases. A mask cushion including a deformable cushion and thin sheath is described. A forehead rest with a horizontal pivot is attached to the mask. An outlet vent to reduce the noise from exhausted carbon dioxide is described. A mouthpiece is also described with an outlet diffuser including heat moisture exchanger material.

L'invention concerne un système de ventilation spontanée en pression positive continue (VSPPC) servant à administrer des gaz humidifiés à un utilisateur. Le système selon l'invention possède diverses interfaces d'administration desdits gaz. Cette interface peut être pourvue d'un coussinet pour masque se présentant sous la forme d'un coussinet déformable et d'une fine enveloppe. Dans un mode de réalisation, un dispositif appuie-front pourvu d'un pivot horizontal est fixé au masque. Dans un autre mode de réalisation, le système selon l'invention comporte un évent de sortie destiné à atténuer le bruit engendré par l'expiration du dioxyde de carbone. Ledit système comporte enfin un embout buccal équipé d'un diffuseur de sortie qui renferme un matériau échangeur d'humidité.

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