STRUCTURAL MEMBERS FOR PROSTHETIC MITRAL VALVES
First Claim
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1. A support structure for a prosthetic cardiovascular valve, comprising:
- an outer frame formed of expanded shape memory alloy; and
an inner frame formed of shape memory alloy having a first portion expanded from an initial shape and a second portion compressed from an initial shape, the inner frame configured to support a prosthetic valve leaflet assembly within the first portion, the inner frame configured to engage a tether within the second portion,the inner frame coupled to the outer frame.
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Abstract
A self-expanding wire frame for a pre-configured compressible transcatheter prosthetic cardiovascular valve, a combined inner frame/outer frame support structure for a prosthetic valve, and methods for deploying such a valve for treatment of a patient in need thereof, are disclosed.
192 Citations
5 Claims
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1. A support structure for a prosthetic cardiovascular valve, comprising:
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an outer frame formed of expanded shape memory alloy; and an inner frame formed of shape memory alloy having a first portion expanded from an initial shape and a second portion compressed from an initial shape, the inner frame configured to support a prosthetic valve leaflet assembly within the first portion, the inner frame configured to engage a tether within the second portion, the inner frame coupled to the outer frame. - View Dependent Claims (2, 3, 4, 5)
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Specification