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.

Date of Patent:
Jul. 28, 2026

Filed:

Apr. 09, 2021
Applicant:

Westport Fuel Systems Canada Inc., Vancouver, CA;

Inventor:

James D. Walker, Malvern, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 16/12 (2006.01); A61M 16/00 (2006.01); A61M 16/04 (2006.01); A61M 16/08 (2006.01); A61M 16/10 (2006.01); A61M 16/20 (2006.01);
U.S. Cl.
CPC ...
A61M 16/125 (2014.02); A61M 16/024 (2017.08); A61M 16/0883 (2014.02); A61M 16/12 (2013.01); A61M 16/202 (2014.02); A61M 2016/0027 (2013.01); A61M 16/009 (2013.01); A61M 16/049 (2014.02); A61M 16/0866 (2014.02); A61M 16/107 (2014.02); A61M 16/201 (2014.02); A61M 16/208 (2013.01); A61M 2202/0208 (2013.01); A61M 2205/3331 (2013.01); A61M 2209/084 (2013.01);
Abstract

There is a ventilator for mechanical ventilation during a breathing cycle including an inhalation cycle and an exhalation cycle. The ventilator is configurable to be in fluid communication with a supply of a first fluid. The ventilator includes an inhalation pathway and an exhalation pathway. A first fluid injector is in fluid communication with the supply of the first fluid for injecting the first fluid. The inhalation pathway receives the first fluid injected by the first fluid injector. A controller is operatively connected with the first fluid injector and programmed to selectively actuate the first fluid injector to inject the first fluid, which is received within the inhalation pathway such that an inhalation pressure in the inhalation pathway is within a predetermined range during the inhalation cycle.


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