Patent · US Active

Cushion and cushion to frame assembly mechanism for patient interface

US8869797B2 · kind B2 · utility

86Cited by

521References

17Claims

0Family size

Assignee

ResMed Corp. · AU

Inventors

Aaron Samuel Davidson · Sydney, AU
Robin Garth Hitchcock · Parramatta, AU
Susan Robyn Lynch · Parramatta, AU
Errol Savio Alex D'Souza · Sydney, AU
Matthew Eves · Sydney, AU
David John Worboys · Chatswood, AU

Key dates

Filing date	Apr 18, 2008
Grant date	Oct 28, 2014
Priority date	—
Expiry date	Apr 24, 2031

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61M2016/0661
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A full-face cushion for a patient interface that delivers breathable gas to a patient includes a frame connector adapted to attach the cushion to a mask frame and an interface provided to the frame connector. The interface is constructed of foam and defines a cushion cavity. The interface includes a foam contact surface adapted to interface or contact with surfaces of the patient's face in use.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.