03-02-2022 дата публикации
Номер: US20220031451A1
Принадлежит:
Mitral I Inc.
Methods, devices and systems for anchoring and/or sealing a heart valve prosthesis and, in particular, a mitral valve prosthesis (). Inflatable elements () are used to seal and anchor the mitral valve prosthesis () and/or other elements associated with repairing a native mitral valve. 193.-. (canceled)94. An inflatable anchor system for a mitral valve prosthesis , comprising:a continuous annular balloon capable of being delivered to the native mitral valve position of a heart of a patient; andan inflatable anchor formed in a generally annular or semi-annular shape, the inflatable anchor including a portion that is capable of being inflated at the location of a mitral valve annulus;wherein the inflatable anchor is configured for positioning below the native mitral valve annulus, on a ventricular side of native mitral valve leaflets of the native mitral valve, and the continuous annular balloon is configured for positioning on an atrial side of the native mitral valve leaflets, to assist in anchoring the mitral valve prosthesis by trapping the native mitral valve leaflets between the continuous annular balloon and the inflatable anchor, andwherein the inflatable anchor comprises discrete inflatable elements for locating between a left ventricular wall and chordae tendinae.95. The system of claim 94 , further comprising a wire operatively coupled to the inflatable anchor and configured to guide the inflatable anchor under at least a portion of the native mitral valve.96. The system of claim 94 , wherein the discrete inflatable elements include discrete and separately inflatable balloons.97. The system of claim 94 , wherein the discrete inflatable elements include first and second inflatable leaflet capturing members configured to be inflated to capture and stabilize the native mitral valve leaflets.98. The system of claim 94 , further comprising a plurality of anchoring arms configured to engage the inflatable anchor and/or at least one of the native mitral valve ...
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