Secured strand end devices
First Claim
Patent Images
1. A self-expanding stent comprising:
- a multiple number of strands each including a strand portion on both sides of a first strand bend, each of the strand portions having an end, the strand portions being woven, some of the strand portions including a second strand bend and being back braided by at least two strand crossings, pairs of the strand portion ends secured together, each of the pairs of said strand portion ends including two strand portion ends of two different strands or the same strand; and
a multiple number of coupling structures, the number of coupling structures equal to the number of strands, the coupling structures being different than the strands, each of the coupling structures secured to one of the pairs of strand portion ends,wherein at least one crossing strand crosses over each of the coupling structures at a position radially outward from the coupling structure.
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Abstract
A woven, self-expanding stent device has one or more strands and is configured for insertion into an anatomical structure. The device includes a coupling structure secured to two different strand end portions that are substantially aligned with each other. The two different strand end portions include nickel and titanium. The coupling structure is not a strand of the device.
932 Citations
20 Claims
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1. A self-expanding stent comprising:
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a multiple number of strands each including a strand portion on both sides of a first strand bend, each of the strand portions having an end, the strand portions being woven, some of the strand portions including a second strand bend and being back braided by at least two strand crossings, pairs of the strand portion ends secured together, each of the pairs of said strand portion ends including two strand portion ends of two different strands or the same strand; and a multiple number of coupling structures, the number of coupling structures equal to the number of strands, the coupling structures being different than the strands, each of the coupling structures secured to one of the pairs of strand portion ends, wherein at least one crossing strand crosses over each of the coupling structures at a position radially outward from the coupling structure. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A self-expanding stent comprising:
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a multiple number of strands each including a strand portion on both sides of a first strand bend, each of the strand portions having an end, the strand portions being woven, some of the strand portions including a second strand bend, pairs of said strand portion ends including two strand portion ends of two different strands or the same strand; and a multiple number of joint assemblies, the number of joint assemblies equal to the number of strands, each said joint assembly comprising one of said pairs of said strand portion ends, wherein at least one crossing strand crosses over each of the joint assemblies at a position radially outward from the joint assembly. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification