Methods for Delivering a Heart Valve Prosthesis
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Abstract
The invention provides methods and systems for introducing a delivery device in the heart at or near the apex of the heart, wherein the delivery device includes a prosthesis, advancing the prosthesis to the target site, and disengaging the prosthesis from the delivery device at the target site for implantation. Specifically, the present invention provides valve replacement systems for delivering a replacement heart valve to a target site in or near a heart. The valve replacement system comprises a trocar or other suitable device to penetrate the heart at or near the apex of the heart, a delivery member that is movably disposed within the trocar, and a replacement cardiac valve disposed on the delivery member. The delivery member may further comprise mechanical or inflatable expanding members to facilitate implantation of the prosthetic valve at the target site.
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Citations
45 Claims
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1-26. -26. (canceled)
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27. A method for delivering a heart valve prosthesis to a target site in a body, the method comprising:
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introducing a delivery device having a heart valve prosthesis releasably coupled to the delivery device into a chamber of a heart through an apical area of the heart; advancing the heart valve prosthesis to a target site in a body; and implanting the heart valve prosthesis at the target site. - View Dependent Claims (28, 29, 30, 31, 32, 33, 34, 35, 36)
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37. A method for delivering a heart valve prosthesis to a target site in a body, the method comprising:
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inserting a trocar comprising a hollow lumen through an apex of a heart and into a chamber of the heart; passing a delivery device having a heart valve prosthesis releasably coupled to the delivery device through the hollow lumen of the trocar and into the chamber of the heart; advancing the heart valve prosthesis to a target site in a body; and
implanting the heart valve prosthesis at the target site. - View Dependent Claims (38, 39, 40, 41, 42, 43, 44)
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45. A method for delivering a heart valve prosthesis, the method comprising:
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introducing a delivery device having a heart valve prosthesis releasably coupled to the delivery device into a left ventricle of a heart through an apex of the heart; advancing the heart valve prosthesis to a native aortic valve in a body; and implanting the heart valve prosthesis at the native aortic valve.
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Specification