Heart valve sealing devices and delivery devices therefor
First Claim
Patent Images
1. An implantable prosthetic device comprising:
- a coaption portion;
an anchor portion comprising a plurality of paddles, the paddles having an outer and inner portion and being extendable from a closed position to an open position; and
a clasp attached to each of the plurality of paddles, the clasp comprising;
a fixed arm fixedly attached to the inner portion of the paddle;
a moveable arm having a barbed portion; and
a hinge portion hingeably connecting the fixed arm to the moveable arm;
wherein the clasp has a closed end when the clasp is in a closed position;
wherein when the clasp is in the closed position, a recess between the closed end and the coaption portion has a depth that is less than one-third of a width of the implantable prosthetic device.
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Accused Products
Abstract
An implantable prosthetic device includes a coaption portion, paddles, and clasps. The paddles are extendable from a folded closed position to an open position. A clasp is attached to each of the paddles. Each clasp has a fixed arm attached to the paddle and a moveable arm having a barbed portion. A hinge portion connects the fixed arm to the moveable arm. The device does not include catch points when the paddles are in the open position and the clasps are in a closed condition.
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Citations
25 Claims
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1. An implantable prosthetic device comprising:
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a coaption portion; an anchor portion comprising a plurality of paddles, the paddles having an outer and inner portion and being extendable from a closed position to an open position; and a clasp attached to each of the plurality of paddles, the clasp comprising; a fixed arm fixedly attached to the inner portion of the paddle; a moveable arm having a barbed portion; and a hinge portion hingeably connecting the fixed arm to the moveable arm; wherein the clasp has a closed end when the clasp is in a closed position; wherein when the clasp is in the closed position, a recess between the closed end and the coaption portion has a depth that is less than one-third of a width of the implantable prosthetic device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. An implantable prosthetic device comprising:
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a coaption portion; an anchor portion comprising a plurality of paddles, the paddles having an outer and inner portion and being extendable from a closed position to an open position; and a clasp attached to each of the plurality of paddles, the clasp comprising; a fixed arm attached to the inner portion of the paddle; a moveable arm having a barbed portion; and a hinge portion hingeably connecting the fixed arm to the moveable arm, wherein the hinge portion comprises a plurality of spring segments, wherein each spring segment is connected to a plurality of spring segments.
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24. An implantable prosthetic device comprising:
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a coaption portion; an anchor portion comprising a plurality of paddles, the paddles having an outer and inner portion and being extendable from a closed position to an open position; and a clasp attached to each of the plurality of paddles, the clasp comprising; a fixed arm attached to the inner portion of the paddle; a moveable arm having a barbed portion; and a hinge portion hingeably connecting the fixed arm to the moveable arm; wherein the clasp is formed from shape memory material and the fixed and moveable arms are shape set in a preloading position so that a pinch force exists between the fixed and moveable arms when the fixed arm is approximately parallel with the moveable arm.
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25. An implantable prosthetic device comprising:
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a coaption portion; an anchor portion comprising a plurality of paddles, the paddles having an outer and inner portion and being extendable from a closed position to an open position; and a clasp attached to each of the plurality of paddles, the clasp comprising; a fixed arm attached to the inner portion of the paddle; a moveable arm having a barbed portion; and a hinge portion hingeably connecting the fixed arm to the moveable arm; wherein a plastic limit of the material of the clasp is not exceeded when the moveable arm is opened to a fully open position about 140 degrees from the fixed arm.
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Specification