Artificial valves and artificial cardiac valves for vascular implantation, and parts and fittings therefor; artificial valves and artificial cardiac valves for internal vascular patient use, and parts and fittings therefor; stents, and parts and fittings therefor; artificial stents, and parts and fittings therefor; artificial cardiac valves, and parts and fittings therefor; cardiac stents, and parts and fittings therefor; cardiac valve replacement apparatus, and parts and fittings therefor; a...

Natural and biologic valves for vascular implantation; Natural and biologic valves for internal vascular patient use