Cushion for a patient interface

Surgery – Respiratory method or device – Face mask covering a breathing passage

Reexamination Certificate

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Details

C128S206240, C128S206260, C128S206280, C128S206250

Reexamination Certificate

active

07931024

ABSTRACT:
A respiratory mask is provided having an outer shell coupled to a cushion for the delivery of a gas to a user. The cushion of the respiratory mask has a pleat and varied wall thicknesses about the device in order to provide varying degrees of flexibility and support about the cushion.

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