Collapsible valve having paravalvular leak protection
First Claim
Patent Images
1. A heart valve assembly system, comprising:
- a heart valve assembly comprising;
a heart valve;
a self-expandable and collapsible stent surrounding and supporting the heart valve, the stent comprising a plurality of strut members and defining an inflow end and an outflow end, the plurality of strut members including free ends at the inflow end of the stent; and
a sealing member connected to the inflow end of the stent and overlapping a portion of the heart valve when the heart valve assembly is in an unconstrained condition, the sealing member extending around an outer periphery of the stent when the heart valve assembly is in the unconstrained condition, the sealing member formed of a braided wire mesh having a plurality of wires,wherein individual ones of the plurality of wires each include a free end, and the plurality of free ends are connected together at connection points in a plurality of bunches, the connection points spaced apart from one another and directly connected to the free ends of the strut members; and
a delivery device comprising;
a carrier tube adapted to receive the heart valve assembly therein in a constrained condition.
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Accused Products
Abstract
A heart valve assembly (100) includes a heart valve (116), a self-expandable and collapsible stent (112), and a sealing member (114). The stent (112) includes an inflow end (120) and an outflow end (122), and surrounds and supports the heart valve (116). The sealing member (114) is connected to the inflow end (120) of the stent (112) and extends around a periphery of the stent (112). The sealing member (114) is connected to the inflow end (120) of the stent (112), overlaps a portion of the heart valve (116), and extends around an outer periphery of the stent (112).
274 Citations
14 Claims
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1. A heart valve assembly system, comprising:
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a heart valve assembly comprising; a heart valve; a self-expandable and collapsible stent surrounding and supporting the heart valve, the stent comprising a plurality of strut members and defining an inflow end and an outflow end, the plurality of strut members including free ends at the inflow end of the stent; and a sealing member connected to the inflow end of the stent and overlapping a portion of the heart valve when the heart valve assembly is in an unconstrained condition, the sealing member extending around an outer periphery of the stent when the heart valve assembly is in the unconstrained condition, the sealing member formed of a braided wire mesh having a plurality of wires, wherein individual ones of the plurality of wires each include a free end, and the plurality of free ends are connected together at connection points in a plurality of bunches, the connection points spaced apart from one another and directly connected to the free ends of the strut members; and a delivery device comprising; a carrier tube adapted to receive the heart valve assembly therein in a constrained condition. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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Specification