Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Robert F. Kunz0
Justin M. Walsh0
Kevin J. Powell0
Mark W. McBride0
Robert L. Campbell0
Thomas M. Mallison0
Daniel A. Walters0
Daniel Metrey0
...
Date of Patent
April 1, 2014
Patent Application Number
13968161
Date Filed
August 15, 2013
Patent Citations Received
...
Patent Primary Examiner
Patent abstract
A blood pump includes an impeller having a plurality of foldable blades and a cannula having a proximal portion with a fixed diameter, and a distal portion with an expandable diameter. The impeller can reside in the expandable portion of the cannula. The cannula has a collapsed condition for percutaneous delivery to a desired location within the body, and an expanded condition in which the impeller can rotate to pump blood. A flexible drive shaft can extend through the cannula for rotationally driving the impeller within the patient's body.
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