Patent · US Active

Mask with primary and secondary air delivery

US11339770B2 · kind B2 · utility

0Cited by
5References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 8, 2017
Grant dateMay 24, 2022
Priority date
Expiry dateDec 25, 2038

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M2209/088
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A respiratory interface device is provided. The respiratory interface device includes a patient interface device, a patient circuit, and a pressure generating assembly. Pressure generating assembly includes a first pressure generating device and a second pressure generating device. Patient circuit includes a reduced conduit.

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