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:
Jan. 11, 2022

Filed:

Jul. 29, 2019
Applicant:

Cardiovascular Systems, Inc., St. Paul, MN (US);

Inventors:

Joseph P. Higgins, Minnetonka, MN (US);

Matthew W. Tilstra, Rogers, MN (US);

Benjamin D. Haselman, St. Paul, MN (US);

Matthew D. Cambronne, North Oaks, MN (US);

Tristan A. Van de Moortele, Minneapolis, MN (US);

Assignee:

Cardiovascular Systems, Inc., St. Paul, MN (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61M 60/135 (2021.01); A61M 60/148 (2021.01); A61M 60/40 (2021.01); A61M 60/50 (2021.01); A61M 60/205 (2021.01); A61M 60/857 (2021.01);
U.S. Cl.
CPC ...
A61M 60/135 (2021.01); A61M 60/148 (2021.01); A61M 60/205 (2021.01); A61M 60/40 (2021.01); A61M 60/50 (2021.01); A61M 60/857 (2021.01);
Abstract

The present invention provides an intravascular blood pump comprising a housing region that may be expandable and collapsible, wherein the expandable housing region includes the inlet to the pump and wherein the distal diameter of the expandable housing region, including the inlet, is larger than a proximal diameter of the expandable housing region. A non-expandable region may be provided and disposed between the expandable housing region and the pump assembly of the intravascular blood pump.


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