Prosthetic Leaflets for Valve Replacement
AssigneeSt. Jude Medical, Cardiology Division, Inc.
InventorsKristen T. Morin, Jay Reimer, Keith T. High, Kristopher Henry Vietmeier, Tracee Eidenschink
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Abstract
A prosthetic heart valve includes a support structure and a valve assembly disposed within the support structure, the valve assembly including a plurality of leaflets. Each leaflet is formed from a predetermined leaflet material. Some leaflet materials include a metal body with a plurality of openings. The metal body may be coated with a polymer. Other leaflet materials include natural mammalian tissue subjected to a plastination preservation process.
Claims27
A prosthetic heart valve, comprising:
- a support structure;
- and
- a valve assembly disposed within the support structure, the valve assembly including a plurality of leaflets,
- wherein each leaflet is formed from a composite material, the composite material including a metal substrate having a plurality of openings, and a polymer coated on the metal substrate.
A prosthetic heart valve, comprising:
- a support structure;
- and
- a valve assembly disposed within the support structure, the valve assembly including a plurality of leaflets,
- wherein each leaflet is formed from a metal body having a plurality of openings, the metal body including a fine wire that is woven, knitted or braided to form a mesh.
A prosthetic heart valve, comprising:
- a support structure;
- and
- a valve assembly disposed within the support structure, the valve assembly including a plurality of leaflets,
- wherein each leaflet is formed from natural tissue that has been subjected to a plastination preservation process.
Dependencies are inferred from the claim text.