CUSHION FOR PATIENT INTERFACE WITH LOCALIZED REGION OF REDUCED STIFFNESS
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United States of America Patent
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Issued Date -
Sep 18, 2014
app pub date -
Oct 24, 2012
filing date -
Oct 26, 2011
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Abstract
An improved resilient cushion of a patient interface is structured to engage the face of a patient and includes a deformable bellows portion having a pair of deformable elements. One of the deformable elements has an indentation formed therein that provides a localized region of reduced stiffness and which results in an improved fit on the face of the patient.
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