SYSTEMS AND METHODS FOR INCREASING BLOOD FLOW
First Claim
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1. A method for improving blood flow in a vessel comprising:
- advancing a first catheter into a first vessel proximal to an occlusion in the first vessel, wherein the first catheter comprises a fistula-forming element;
advancing a second catheter into a second vessel, wherein the second vessel is adjacent to the first vessel; and
forming a fistula between the first vessel and a second vessel using the fistula-forming element, wherein the fistula allows blood to flow past the occlusion through the second vessel.
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Abstract
Described here are devices, systems, and methods for improving blood flow in a vessel. Generally, the method may comprise advancing a catheter into a first vessel proximal to an occlusion in the first vessel and forming a fistula between the first vessel and a second vessel. This may deliver blood flow around an occlusion to ischemic tissues located in the peripheral vasculature.
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Citations
21 Claims
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1. A method for improving blood flow in a vessel comprising:
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advancing a first catheter into a first vessel proximal to an occlusion in the first vessel, wherein the first catheter comprises a fistula-forming element; advancing a second catheter into a second vessel, wherein the second vessel is adjacent to the first vessel; and forming a fistula between the first vessel and a second vessel using the fistula-forming element, wherein the fistula allows blood to flow past the occlusion through the second vessel. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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Specification