PERCUTANEOUS VALVE, SYSTEM AND METHOD
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Accused Products
Abstract
Apparatus, systems, and methods for percutaneous valve replacement and/or augmentation are provided. The apparatus includes a valve having a valve frame, a valve leaflet coupled to the valve frame, and a leaflet transition member coupled to the valve leaflet. The valve leaflet and leaflet transition member can transition from a first position where the valve leaflet and leaflet frame are at least partially outside a lumen of the valve frame to a second position where the valve leaflet and the leaflet transition member are within the lumen of the valve frame.
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Citations
11 Claims
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1. (canceled)
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2. A system, comprising:
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an elongate delivery catheter; a retractable sheath positioned around at least a portion of the elongate delivery catheter; a valve positioned between the elongate delivery catheter and the retractable sheath, the valve comprising an expandable valve frame and a plurality of valve leaflets pivotably coupled to the valve frame adjacent a proximal end of the valve; and a number of elongate push members positioned around the elongate delivery catheter proximal of the valve; wherein the valve is configured to shift from a delivery state to a deployed state following withdrawal of the retractable sheath from the valve; wherein in the delivery state, the plurality of valve leaflets is in a first position extending away from a lumen of the valve, and wherein in the deployed state, the plurality of valve leaflets is in a second position disposed within the lumen of the valve. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9, 10, 11)
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Specification