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Fistula formation devices and methods therefor

  • US 10,695,534 B2
  • Filed: 03/13/2015
  • Issued: 06/30/2020
  • Est. Priority Date: 03/14/2014
  • Status: Active Grant
First Claim
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1. A system for creating a fistula between two vessels, comprising:

  • a first catheter comprising a first magnet; and

    a second catheter comprising a second magnet;

    wherein at least one of the first and second catheters comprises a fistula-forming element; and

    wherein the first magnet is a focused magnet characterized by a first magnetization pattern comprising a first plurality of magnetic flux vectors, wherein each of the first plurality of magnetic flux vectors intersects a first magnetic origin located a first measurable distance away from the first magnet.

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