COMPLEX WIRE FORMED DEVICES
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0 Petitions
Accused Products
Abstract
The devices and methods described herein relate to jointless construction of complex structures. Such devices have applicability in through-out the body, including clearing of blockages within body lumens, such as the vasculature, by addressing the frictional resistance on the obstruction prior to attempting to translate and/or mobilize the obstruction within the body lumen
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Citations
93 Claims
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1-58. -58. (canceled)
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59. An apparatus comprising:
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a microcatheter having a size and flexibility to navigate within a neurovascular region of the patient; a plurality of wires joined into a main bundle and extending from the microcatheter, where at least a first portion of the plurality of wires diverge from the main bundle to form a first shape; a plurality of subsets of wires diverging from the first shape; a second shape formed by the convergence of the plurality of subsets of wires; where at least one wire diverges from the second shape to form a blood permeable member shape; where the first shape has a first expanded profile when unconstrained, such that on deployment in the neurovascular region the first shape expands towards the first expanded profile; where the second shape is collapsible to fit within the microcatheter and has a second expanded profile when unconstrained, such that on deployment in the neurovascular region the second shape expands towards the second expanded profile; where the plurality of subsets of wires extends between the first and second shapes, and are spaced apart on each respective shape such that spacing the first and second shapes causes the individual subsets to move towards a wall of a vessel in the neurovascular region; and where the blood permeable filter member shape is collapsible to fit within the microcatheter and expandable to expand in the neurovascular region upon deployment. - View Dependent Claims (60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82)
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83. A medical device for delivery through a catheter, the medical device comprising device comprising:
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a first main bundle comprised of a plurality of wires; a first shape formed by a divergence of the plurality of wires into a plurality of individual first subsets of wires, and where each first subset of wires diverges to form a network of wires, where the network of wires converges to form a plurality of individual second subset of wires, and where each second subset of wires converges to form a second main bundle; where a region of the device from the first shape to the second shape forms a basket structure having no joints; and where the first and second shape each form a three dimensional structure. - View Dependent Claims (84, 85, 86, 87, 88, 89, 90, 91, 92, 93)
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Specification