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METHODS AND APPARATUS FOR ADVANCING A DEVICE FROM ONE BODY LUMEN TO ANOTHER

  • US 20100268029A1
  • Filed: 04/09/2010
  • Published: 10/21/2010
  • Est. Priority Date: 04/21/2009
  • Status: Abandoned Application
First Claim
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1. A method for advancing a device from a first body lumen to a second body lumen, said method comprising:

  • advancing a guidewire through the first body lumen to a target location;

    penetrating the guidewire distally through a wall of the first body lumen at the target site and into the second body lumen through a wall thereof;

    expanding an anchor on the guidewire within the second body lumen;

    pulling the guidewire proximally to apply tension to the guidewire and to engage the expanded anchor against the wall of the second body lumen and draw said wall against the wall of the first body lumen; and

    advancing a tool over the guidewire from the first body lumen and into the second body lumen while tension remains applied to the guidewire.

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