Patent · US Expired

Aerosol delivery apparatus with positive expiratory pressure capacity

US6557549B2 · kind B2 · utility

204Cited by

29References

32Claims

0Family size

Assignee

Trudell Medical International Inc. · CA

Inventors

James Schmidt · London, CA
Daniel Engelbreth · London, CA
Rick Blacker · London, CA

Key dates

Filing date	Apr 11, 2001
Grant date	May 6, 2003
Priority date	—
Expiry date	Jun 30, 2021

Classification

Technology area (CPC A)Human Necessities
CPC primaryA63B2208/12
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An apparatus and method for performing positive pressure (PP) therapy alone or in combination with an aerosol delivery apparatus. The positive pressure apparatus includes a positive pressure valve having a continuously variable respiratory window. The PP valve may be associated with a patient respiratory system interface alone, such as, but not limited to, a mask or mouthpiece, or in combination with an aerosol delivery apparatus.

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