Claims
- 1. A prosthetic valve comprising:
a radially expandable structural frame having a substantially cylindrical configuration with a first and a second open end and a longitudinal axis defining a longitudinal direction extending there between, the structural frame including a proximal anchor, a distal anchor, one or more connecting members connected between the proximal anchor and distal anchor, and one or more cantilever valve struts having first and second ends, the first end of the cantilever valve strut being attached to the proximal anchor; and a tubular membrane coaxially disposed over the structural frame assembly, the tubular membrane being attached to the proximal anchor and extending distally along the one or more connecting members.
- 2. The prosthetic valve of claim 1 wherein the structural frame comprises a material selected from the group consisting of stainless steel, tantalum, platinum alloys, niobium alloy, cobalt alloy, and nickel-titanium alloy.
- 3. The prosthetic valve of claim 1 wherein the structural frame comprises a polymer.
- 4. The prosthetic valve of claim 1 wherein the biocompatible membrane assembly is formed from a flexible membrane-like material.
- 5. The prosthetic valve of claim 4 wherein the membrane-like material is a biological material.
- 6. The prosthetic valve of claim 5 wherein the biological material is a vein.
- 7. The prosthetic valve of claim 4 wherein the membrane-like material is a synthetic material.
- 8. The prosthetic valve of claim 7 wherein the synthetic material is an elastomeric polymer.
- 9. The prosthetic valve of claim 7 wherein the synthetic material is a bioabsorbable material.
- 10. The prosthetic valve of claim 7 wherein the synthetic material further comprises a reinforcement fiber.
- 11. The prosthetic valve of claim 1 wherein the tubular membrane comprises one or more valve flaps.
- 12. The prosthetic valve of claim 1 wherein the tubular membrane comprises one or more valve cusps.
- 13. The prosthetic valve of claim 1 wherein at least a portion of the structural frame is coated with an agent.
- 14. The prosthetic valve of claim 13 wherein the agent coating contains a therapeutic agent.
- 15. The prosthetic valve of claim 13 wherein the agent coating contains a pharmaceutic agent.
- 16. The prosthetic valve of claim 13 wherein the agent coating comprises an agent eluting layer.
- 17. The prosthetic valve of claim 1 wherein at least a portion of the tubular membrane is coated with an agent.
- 18. The prosthetic valve of claim 17 wherein the agent coating contains a therapeutic agent.
- 19. The prosthetic valve of claim 17 wherein the agent coating contains a pharmaceutic agent.
- 20. The prosthetic valve of claim 17 wherein the agent coating comprising an agent eluting layer.
- 21. The prosthetic valve of claim 1 wherein at least a portion of the tubular membrane is impregnated with a therapeutic agent.
- 22. The prosthetic valve of claim 1 wherein at least a portion of the tubular membrane is impregnated with a pharmaceutic agent.
- 23. A prosthetic valve comprising:
a radially expandable anchor formed from a lattice of interconnected elements, and having a substantially cylindrical configuration with first and second open ends and a longitudinal axis defining a longitudinal direction extending there between; a connecting member attached to the second end of the proximal anchor; a tubular membrane coaxially disposed over and attached to the anchor and extending along the connecting member; and a cantilever valve strut having first and second ends, the first end of the cantilever valve strut being attached to the first end of the proximal anchor and the second end of the cantilever valve strut being attached to the tubular membrane.
- 24. A prosthetic valve comprising:
a radially expandable anchor formed from a lattice of interconnected elements, and having a substantially cylindrical configuration with first and second open ends and a longitudinal axis defining a longitudinal direction extending there between; a connecting member attached to the second end of the anchor; a flex segment attached to the first end of the anchor; a tubular membrane coaxially disposed over and attached to the anchor and extending along the connecting member in the longitudinal direction; and a cantilever valve strut having first and second ends, the first end of the cantilever valve strut being attached to the flex segment and the second end of the cantilever valve strut being attached to the tubular membrane.
- 25. A prosthetic valve comprising:
a radially expandable anchor formed from a lattice of interconnected elements, and having a substantially cylindrical configuration with first and second open ends and a longitudinal axis defining a longitudinal direction extending there between; a connecting member attached to the second end of the anchor; a flex segment attached to the second end of the anchor; a tubular membrane coaxially disposed over and attached to the anchor and extending along the connecting member in the longitudinal direction; and a cantilever valve strut having first and second ends, the first end of the cantilever valve strut being attached to the flex segment and the second end of the cantilever valve strut being attached to the tubular membrane.
- 26. A prosthetic valve comprising:
a radially expandable anchor formed from a lattice of interconnected elements, and having a substantially cylindrical configuration with open ends and a longitudinal axis defining a longitudinal direction extending there between; a connecting member attached to the proximal anchor and extending in the longitudinal direction; a tubular membrane coaxially disposed over and attached to the anchor, the tubular membrane extending along the connecting member; and a cantilever valve strut having a first and a second end, the first end of the cantilever valve strut being attached to the proximal anchor and the second end of the cantilever valve strut being attached to the tubular membrane.
- 27. The prosthetic valve of claim 26 wherein the valve strut has an undulating section located between the first and the second ends.
CROSS-REFERENCE TO RELATED APPLICATION
[0001] This application claims the benefit under 35 U.S.C. 119(e) of U.S. Provisional Application Serial No. 60/379,604, filed May 10, 2002.
Provisional Applications (1)
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Number |
Date |
Country |
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60379604 |
May 2002 |
US |