REPLACEMENT PROSTHETIC HEART VALVES AND METHODS OF IMPLANTATION

摘要

A replacement prosthetic heart valve for engagement with a structure of a previously implanted prosthetic heart valve. The replacement heart valve in cludes a stent structure (250) including a generally tubular body portion wi th an interior area and a series of wire portions arranged in a mesh-like co nfiguration, and at least one stent post engaging structure (252) extending radially outwardly from the body portion for engaging with an outer surface o a stent post (16) of the previously implanted prosthetic heart valve. The stent structure further includes at least two leaflets attached within the i nterior area of the tubular body portion of the stent structure.