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US 11,141,273 B2Granted
Paravalvular leak occlusion device for self-expanding heart valves
AssigneeSt. Jude Medical, Cardiology Division, Inc.
InventorsGregory James Dakin, Peter Nicholas Braido
Life of this patent
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Abstract
An occluder device for occluding a gap between a medical device and adjacent body tissue includes a conformable body having a hollow interior, a leading end and a trailing end; and a port disposed at the trailing end of the body and in fluid communication with the interior of the body.
Claims19
A system for replacing native valve function, the system comprising:
- a prosthetic heart valve having a collapsible and expandable stent, the stent having a plurality of sections, and a valve assembly disposed in the stent;
- an occluder having a leading end and a trailing end, the trailing end disposed adjacent an inflow end of the stent, the occluder configured to be disposed between the prosthetic heart valve and adjacent body tissue for occluding a gap between the prosthetic heart valve and the adjacent body tissue,
- wherein the occluder includes securing features disposed on and projecting from the occluder, the securing features configured to couple the occluder to the prosthetic heart valve and the adjacent body tissue, and
- wherein the occluder comprises a fillable chamber with a delivery, pre-deployment configuration and a final, post-deployment configuration, the occluder in both the pre-deployment and post-deployment configurations including a port disposed at the trailing end and in fluid communication with the fillable chamber.
1 more element
A system for replacing native valve function, the system comprising:
- a prosthetic heart valve having a collapsible and expandable stent, the stent having a plurality of sections, and a valve assembly disposed in the stent;
- an occluder having a leading end and a trailing end disposed adjacent an inflow end of the stent, the occluder including a port disposed at the trailing end, the occluder configured to be disposed between the prosthetic heart valve and adjacent body tissue for occluding a gap between the prosthetic heart valve and the adjacent body tissue,
- wherein the occluder includes securing features disposed on and projecting from the occluder, the securing features configured to couple the occluder to the prosthetic heart valve and the adjacent body tissue.
Dependencies are inferred from the claim text.