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:
Sep. 30, 2025

Filed:

Aug. 27, 2019
Applicant:

Bayer Healthcare Llc, Whippany, NJ (US);

Inventors:

Amy Chaya, Strafford, PA (US);

Michael Spohn, Fenelton, PA (US);

Michael Mcdermott, Pittsburgh, PA (US);

William Barone, Pittsburgh, PA (US);

Assignee:

BAYER HEALTHCARE LLC, Whippany, NJ (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 5/168 (2006.01); A61M 5/14 (2006.01); A61M 5/142 (2006.01);
U.S. Cl.
CPC ...
A61M 5/16827 (2013.01); A61M 5/1408 (2013.01); A61M 5/1422 (2013.01); A61M 2005/14208 (2013.01); A61M 2205/52 (2013.01);
Abstract

A fluid injector system includes a control device operatively associated with a first drive component configured to pressurize and inject a first fluid and a second drive component configured to pressurize and inject a second fluid. The control device includes at least one processor programmed or configured to: during a first phase of a multi-phase injection protocol, actuate at least the first drive component to inject the first fluid; during the first phase of the multi-phase injection protocol and prior to transitioning to a second phase of the multi-phase injection protocol, actuate the second drive component to pressurize the second fluid relative to a pressure of the first fluid; and during the second phase of the multi-phase injection protocol, actuate the second drive component to inject at least the second fluid so that a desired steady-state ratio of the first fluid and the second fluid in the second phase is reached.


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