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:
Aug. 27, 2013

Filed:

Jan. 27, 2011
Applicants:

Patrick Cloutier, Andover, MN (US);

Robert Olsen, Plymouth, MN (US);

Stephen Roller, Minneapolis, MN (US);

Chris Plott, St. Paul, MN (US);

AL Mclevish, Apple Valley, MN (US);

Ming LI, Roseville, MN (US);

Michael Laxen, Minneapolis, MN (US);

John Knoll, Brooklyn Park, MN (US);

Gregory Hake, Otsego, MN (US);

Inventors:

Patrick Cloutier, Andover, MN (US);

Robert Olsen, Plymouth, MN (US);

Stephen Roller, Minneapolis, MN (US);

Chris Plott, St. Paul, MN (US);

Al McLevish, Apple Valley, MN (US);

Ming Li, Roseville, MN (US);

Michael Laxen, Minneapolis, MN (US);

John Knoll, Brooklyn Park, MN (US);

Gregory Hake, Otsego, MN (US);

Assignee:

Medtronic, Inc., Minneapolis, MN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 61/30 (2006.01); B01D 61/28 (2006.01); B01D 61/20 (2006.01); B01D 61/18 (2006.01); A61M 1/36 (2006.01);
U.S. Cl.
CPC ...
Abstract

An apparatus for de-aering, oxygenating and controlling a temperature of blood in an extracorporeal blood circuit. The apparatus includes a housing, a manifold body, a heat exchanger, and an oxygenator. A blood inlet tangentially directs blood into a first chamber of the housing. The manifold body is disposed in a second chamber, and includes a core and a plurality of vanes that define channels. The heat exchanger is arranged around the manifold body, and the oxygenator around the heat exchanger. The channels are open to the heat exchanger. An established blood flow path includes rotational flow within the first chamber to separate air from the blood, generally longitudinal flow from the first chamber and along the channels, and generally radial flow through the heat exchanger and the oxygenator. With this construction, gross air removal occurs prior to the blood passing through the heat exchanger and oxygenator.


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