Back to results
US 7,942,804 B2Granted
Replaceable expandable transmyocardial ventricular assist device
AssigneeCor-Med Vascular, Inc.
InventorKenneth Khaw
Life of this patent
Estimating the term…
Abstract
A novel ventricular assist device is disclosed comprising a pump unit and a motor unit. The pump unit is made up of an impeller, an impeller housing, and a shaft. The impeller and/or the impeller housing are expandable, allowing for custom fitting and positioning of the pump unit within the ventricle. In certain embodiments, the shaft is adjustable, allowing for further customization of fit.
Claims11
A ventricular assist device comprising:
- a) a pump unit comprising:
- i) an expandable impeller having inflatable blades;
- ii) an expandable impeller housing;
- and
- iii) a shaft;
- and
- b) an implantable motor unit that is adapted to be anchored to a heart wall comprising a motor contained within a motor housing, the motor housing having a curvature similar to the heart wall;
- wherein the expandable impeller and expandable impeller housing is adapted to be placed inside a left or right ventricle.
5 more elements
Dependencies are inferred from the claim text.