Mask vent

A mask for use in positive airway pressure treatment of sleep disordered breathing, the mask being configured to receive a supply of air or other breathable gas pressured above atmospheric pressure to an interior of the mask, the mask comprising: a vent constructed and arranged to discharge exhaled...

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Bibliographic Details
Main Authors Burnham, Robert Thomas, Kang, Martin, Grandjean-Thomsen, Nicolas Lo
Format Patent
LanguageEnglish
Published 27.10.2023
Subjects
DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY
DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY
DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
FIRE-FIGHTING
HUMAN NECESSITIES
HYGIENE
LIFE-SAVING
MEDICAL OR VETERINARY SCIENCE
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Summary:A mask for use in positive airway pressure treatment of sleep disordered breathing, the mask being configured to receive a supply of air or other breathable gas pressured above atmospheric pressure to an interior of the mask, the mask comprising: a vent constructed and arranged to discharge exhaled gas from the interior of the mask to atmosphere, wherein the vent comprises: a top wall; a bottom wall; a plurality of supports disposed between the top wall and the bottom wall; and a plurality of vent passageways formed between the plurality of supports to allow discharge of gas, wherein the bottom wall comprises an inner side face leading to the plurality of vent passageways, and wherein the inner side face is angled inwardly toward a central axis of the vent to permit a line of draw for a manufacturing tool.
Bibliography:Application Number: NZ20120787189