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:
Apr. 14, 2026

Filed:

Oct. 26, 2021
Applicant:

Carefusion 303, Inc., San Diego, CA (US);

Inventors:

Daniel M. Abal, San Diego, CA (US);

Brendan John Burgess, Poway, CA (US);

Ramkumar Subramanian, San Diego, CA (US);

Reza Paiam, San Diego, CA (US);

Ronald Hidalgo, Killaloe, IE;

Hermogenes Escala, Limerick City, IE;

James Hennessy, Annacotty, IE;

Assignee:

CAREFUSION 303, INC., San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/168 (2006.01); A61M 5/14 (2006.01); A61M 5/142 (2006.01);
U.S. Cl.
CPC ...
A61M 5/16895 (2013.01); A61M 5/1415 (2013.01); A61M 5/142 (2013.01); A61M 5/16818 (2013.01); A61M 5/16831 (2013.01); A61M 5/16845 (2013.01); A61M 2005/14208 (2013.01); A61M 2205/3334 (2013.01); A61M 2205/3393 (2013.01); A61M 2205/50 (2013.01);
Abstract

A method of detecting a fault condition in an infusion process, the method includes receiving a programmed flow rate pertaining to a fluid infusion provided by an infusion device; determining, a first weight of an infusion container associated with the fluid infusion provided by the infusion device at a first time; determining a second weight of the infusion container at a second time; determining based on the first weight and the second weight, a determined flow rate of the fluid infusion provided by the infusion device between the first time and the second time. The method includes determining a difference between the determined flow rate and the programmed flow rate. When a magnitude of the difference between the determined flow rate and the programmed flow rate satisfies a predetermined threshold, by the processor: causing an output of the infusion device or the weight sensor to indicate the fault condition.


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