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:
Mar. 03, 2026

Filed:

Jun. 29, 2023
Applicant:

Terumo Bct, Inc., Lakewood, CO (US);

Inventors:

Dennis J. Hlavinka, Arvada, CO (US);

Thomas J. Felt, Boulder, CO (US);

Assignee:

Terumo BCT, Inc., Lakewood, CO (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 1/36 (2006.01);
U.S. Cl.
CPC ...
A61M 1/3693 (2013.01); A61M 2205/3331 (2013.01);
Abstract

Methods and devices for separating components from multi-component fluids are provided. A method for collecting a blood component includes drawing whole blood into a centrifuge, spinning the centrifuge to cause centrifugal force to act on the whole blood to separate the whole blood into a least a first blood component and a second blood component that is different from the first blood component, extracting the first blood component from the centrifuge, detecting when the second blood component is about to be extracted from the centrifuge, and after the second blood component is detected and while the centrifuge continues to spin, flowing the separated first blood component back towards the centrifuge to move at least the second blood component from the centrifuge.


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