CUSHION FOR PATIENT INTERFACE

To provide cushions which provide a comfortable and effective seal for a range of facial sizes and shapes.SOLUTION: A cushion for a patient interface that delivers breathable gas to a patient includes a base wall 28 structured to be connected to a frame, an underlying support cushion 30 lying thereu...

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Bibliographic Details
Main Authors LYNCH SUSAN ROBYN, EVES MATTHEW, DAVIDSON AARON SAMUEL, WORBOYS DAVID JOHN, HITCHCOCK ROBIN GARTH
Format Patent
LanguageEnglish
Japanese
Published 15.08.2019
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:To provide cushions which provide a comfortable and effective seal for a range of facial sizes and shapes.SOLUTION: A cushion for a patient interface that delivers breathable gas to a patient includes a base wall 28 structured to be connected to a frame, an underlying support cushion 30 lying thereunder and extending away from the base wall toward the patient's face in use, and a membrane 32 provided to substantially cover at least a portion of the underlying cushion. The membrane is adapted to form a continuous seal on the patient's face. The underlying cushion has a spring-like connection with the base wall. The underlying cushion and/or the base wall define a spring constant that varies along a length of the seal.SELECTED DRAWING: Figure 11 【課題】多様な顔のサイズ及び形状のための、快適かつ効果的な密封を提供するクッションを提供する。【解決手段】呼吸に適した気体を患者に送達する患者インターフェース用のクッションが、フレームに連結される構造の土台壁２８と、その下にあり、使用中に患者の顔面の方に土台壁から離れて延びる基礎支持クッション３０と、基礎クッションの少なくとも一部分をほぼ覆うように設けられた膜３２とを備える。膜は、患者の顔面上で連続的な密封を形成するように適合される。基礎クッションは、土台壁とのばね状の連結部を有する。基礎クッションおよび／または土台壁は、密封の長さに沿って変化するばね定数を規定する。【選択図】図１１
Bibliography:Application Number: JP20190080949