Devices, systems, and methods for energy assisted arterio-venous fistula creation
First Claim
Patent Images
1. A catheter apparatus for being inserted over a guidewire which has been placed between two anatomical structures, said catheter apparatus comprising:
- a first elongate tube with a proximal end, a distal end, and a lumen therebetween;
a second elongate tube with a proximal end, a distal end, and a lumen therebetween, said second elongate tube sized and configured to be slidingly advanced and retracted within the lumen of the first elongate tube; and
an ablation element for creating and/or modifying a fistula between the two anatomical structures.
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Abstract
Devices, systems and methods are disclosed for the formation of an arteriovenous fistula. Embodiments include catheter apparatus including an ablation element for creating and/or modifying the fistula. The devices, systems and methods can be used to treat patients with one or more numerous ailments including chronic obstructive pulmonary disease, congestive heart failure, hypertension, hypotension, respiratory failure, pulmonary arterial hypertension, lung fibrosis and adult respiratory distress syndrome.
329 Citations
54 Claims
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1. A catheter apparatus for being inserted over a guidewire which has been placed between two anatomical structures, said catheter apparatus comprising:
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a first elongate tube with a proximal end, a distal end, and a lumen therebetween;
a second elongate tube with a proximal end, a distal end, and a lumen therebetween, said second elongate tube sized and configured to be slidingly advanced and retracted within the lumen of the first elongate tube; and
an ablation element for creating and/or modifying a fistula between the two anatomical structures. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54)
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Specification