Connector for a respiratory mask and a respiratory mask

A respiratory mask includes a mask shell defining an interior of the respiratory mask and a gas washout vent passage having an inlet forming part of the mask shell and in fluid communication with the interior and an outlet in fluid communication with atmosphere. The mask shell includes a tubular mas...

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Bibliographic Details
Main Authors GUNARATNAM MICHAEL K, CRUMBLIN GEOFFREY, LYNCH SUSAN R, JENKINSON PHILLIP, DREW JOANNE E
Format Patent
LanguageEnglish
Published 01.03.2012
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
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
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Summary:A respiratory mask includes a mask shell defining an interior of the respiratory mask and a gas washout vent passage having an inlet forming part of the mask shell and in fluid communication with the interior and an outlet in fluid communication with atmosphere. The mask shell includes a tubular mask inlet adapted to connect to a breathable gas supply conduit. The outlet includes an interior surface that forms a smooth prolongation with an adjacent exterior surface of the mask shell, and the outlet is adapted to direct washout gas in a direction substantially parallel to a longitudinal axis of the mask inlet and away from the mask inlet. The mask shell includes a body portion and a cap portion.
Bibliography:Application Number: US201113137524