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Tissue modification devices

  • US 8,192,436 B2
  • Filed: 11/26/2008
  • Issued: 06/05/2012
  • Est. Priority Date: 12/07/2007
  • Status: Active Grant
First Claim
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1. A flexible tissue-modification device for removing tissue from a patient, the device comprising:

  • at least two flexible elongate lengths of cable, wherein the lengths of cable extend substantially parallel to each other proximally to distally along the length of the device;

    a plurality of rungs, wherein each rung extends between the lengths of cable;

    a guidewire coupler at the distal end of the device comprising a slot opening to engage an enlarged tip region of a guidewire; and

    at least one cutting edge on each of two or more of the rungs.

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