VASCULAR TREATMENT DEVICES AND METHODS
3 Assignments
0 Petitions
Accused Products
Abstract
Vascular treatment devices and methods include a woven structure including a plurality of bulbs that may be self-expanding, a hypotube, for example including interspersed patterns of longitudinally spaced rows of kerfs, and a bonding zone between the woven structure and the hypotube. The woven structure may include patterns of radiopaque filaments measureable under x-ray. Structures may be heat treated to include various shapes at different temperatures. The woven structure may be deployable to implant in a vessel. A catheter may include a hypotube including interspersed patterns of longitudinally spaced rows of kerfs and optionally a balloon. Laser cutting systems may include fluid flow systems.
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Citations
21 Claims
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1. (canceled)
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2. A device for treating a thrombus in a vessel, the device comprising:
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a distal portion comprising a plurality of wires woven to form a textile structure expandable from a collapsed configuration to an expanded configuration, the textile structure comprising, in the expanded configuration; a first bulb, a second bulb distal to the first bulb, the first bulb and the second bulb having a first diameter, a first neck longitudinally between the first bulb and the second bulb, a third bulb distal to the second bulb, a second neck longitudinally between the second bulb and the third bulb, a fourth bulb distal to the third bulb, the third bulb and the fourth bulb having a second diameter smaller than the first diameter, a third neck longitudinally between the third bulb and the fourth bulb, a fifth bulb distal to the fourth bulb, a fourth neck longitudinally between the fourth bulb and the fifth bulb, a sixth bulb distal to the fifth bulb;
the fifth bulb and the sixth bulb having a third diameter smaller than the second diameter, anda fifth neck longitudinally between the fifth bulb and the sixth bulb; the plurality of wires comprising; a plurality of shape-memory wires, and a plurality of radiopaque wires; a proximal portion including a tubular member, the tubular member comprising; a wire; and a hypotube comprising a lumen, the hypotube distal to the wire, wherein a portion of the wire is coupled inside the lumen of the hypotube; and a bonding zone coupling the distal portion and the proximal portion. - View Dependent Claims (3, 4, 5)
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6. A device for treating a thrombus in a vessel, the device comprising:
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a first portion comprising a plurality of wires woven to form a textile structure expandable from a collapsed configuration to an expanded configuration, the textile structure comprising, in the expanded configuration; four to twenty self-expanding bulbs, wherein the five to twenty self-expanding bulbs comprises; a first bulb; a second bulb distal to the first bulb, the first bulb and the second bulb having a first diameter; a third bulb distal to the second bulb; and a fourth bulb distal to the third bulb, the third bulb and the fourth bulb having a second diameter smaller than the first diameter; a plurality of necks, pairs of the four to twenty self-expanding bulbs spaced along a longitudinal axis of the textile structure by a neck of the plurality of necks, the plurality of wires comprising shape-memory wires; a second portion including a tubular member; and a bonding zone coupling the first portion and the second portion. - View Dependent Claims (7, 8, 9, 10)
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11. A device for treating a thrombus in a vessel, the device comprising:
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a first portion comprising a plurality of wires woven to form a textile structure expandable from a collapsed configuration to an expanded configuration, the textile structure comprising, in the expanded configuration; a plurality of self-expanding bulbs, and a plurality of necks, pairs of the plurality of self-expanding bulbs spaced along a longitudinal axis of the textile structure by a neck of the plurality of necks, a second portion including a tubular member, the tubular member comprising; a wire; and a hypotube comprising a lumen, the hypotube distal to the wire, wherein a portion of the wire is coupled inside the lumen of the hypotube; and a bonding zone coupling the first portion and the second portion. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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Specification