The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 03, 1991
Filed:
Mar. 20, 1990
Applicant:
Inventor:
Magdy Younes, Winnipeg, CA;
Assignee:
University of Manitoba, Winnipag, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
12820421 ; 12820423 ; 12820518 ;
Abstract
A novel ventilating apparatus for the delivery of air or a desired gas mixture to a patient by displacement of an electric motor actuated piston in a chamber to expel such gas while electronic control ensures that the force applied to the piston is of a pattern and magnitude. In one preferred embodiment, the ventilating apparatus provides a proportional assist to the breathing pattern of the patient.