Minimally invasive valve replacement system
First Claim
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1. A valve assembly comprising:
- a replacement valve;
and a collapsible and expandable anchoring structure;
said anchoring structure being dimensioned to extend longitudinally from an attachment location near the inflow annulus of a valve sinus to an attachment location within a sinus cavity, and said anchoring structure further comprising a flared inflow rim, a flared outflow rim, and a plurality of support posts extending from said inflow rim to said outflow rim.
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Abstract
Methods and systems for minimally invasive replacement of a valve. The system includes a collapsible valve and anchoring structure, devices and methods for expanding the valve anchoring structure, adhesive means to seal the valve to the surrounding tissue, a catheter-based valve sizing and delivery system, native valve removal means, and a temporary valve and filter assembly to facilitate removal of debris material. The valve assembly comprises a valve and anchoring structure for the valve, dimensioned to fit substantially within the valve sinus.
288 Citations
17 Claims
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1. A valve assembly comprising:
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a replacement valve;
and a collapsible and expandable anchoring structure;
said anchoring structure being dimensioned to extend longitudinally from an attachment location near the inflow annulus of a valve sinus to an attachment location within a sinus cavity, and said anchoring structure further comprising a flared inflow rim, a flared outflow rim, and a plurality of support posts extending from said inflow rim to said outflow rim. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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Specification