Patent · US Active

Patient interfaces

US11452833B2 · kind B2 · utility

0Cited by

110References

17Claims

0Family size

Assignee

Fisher & Paykel Healthcare Limited · NZ

Inventors

Roheet Patel · Auckland, NZ
Michael John Henri Cox · Hertford, GB
Max Leon Betteridge · Auckland, NZ
Bruce Michael Walls · Auckland, NZ
Ronan Leahy · Croom, IE
Matthew James Pedersen · Auckland, NZ
Jae Yun Lim · Auckland, NZ

Key dates

Filing date	Oct 5, 2017
Grant date	Sep 27, 2022
Priority date	—
Expiry date	May 25, 2039

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61M2210/0625
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A mask assembly can include a mask seal. In some configurations, the mask assembly can be configured to be fully positioned lower than a bridge of a nose of a face of a user and to provide an exposed bridge of the nose of the user. The mask seal can comprise a nasal region comprising at least one nasal opening, a first paddle on a first side of the nasal region and a second paddle on a second side of the nasal region. The first paddle is configured to contact one side of the nose of the user and the second paddle is configured to contact the other side of the nose of the user.

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