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US 8,562,509 B2Granted
Ventricular assist device
AssigneeCook Medical Technologies LLC
InventorBrian Bates
Life of this patent
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Abstract
A ventricular assist device includes an intravascular blood pump and a collapsible frame. The collapsible frame receives the blood pump therein and is movable between a collapsed state and an expanded state. The collapsible frame engages an interior wall of a body cavity when in the expanded state and is retrievable from the body cavity in the collapsed state.
Claims14
A ventricular assist device comprising:
- an intravascular blood pump;
- and
- a collapsible frame receiving the intravascular blood pump therein and movable between a collapsed state and an expanded state,
- wherein the collapsible frame engages an interior wall of a body cavity when in the expanded state and is retrievable from the body cavity in the collapsed state,
- wherein the collapsible frame includes a proximal end, a distal end, and a plurality of longitudinal struts extending from the proximal end to the distal end, the plurality of longitudinal struts expanding radially when the collapsible frame is deployed in the body cavity, and
- wherein the intravascular blood pump is attached to the plurality of longitudinal struts by a plurality of legs attached to the blood pump and slidable along the plurality of longitudinal struts.
3 more elements
Dependencies are inferred from the claim text.