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Apparatus and system for removing an obstruction from a lumen

  • US 20030216760A1
  • Filed: 05/20/2002
  • Published: 11/20/2003
  • Est. Priority Date: 05/20/2002
  • Status: Active Grant
First Claim
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1. An apparatus for removing an obstruction from inside of a lumen, comprising:

  • a catheter defining a first channel and a second channel extending between a proximal end of said catheter and a distal end of said catheter, wherein at least a portion of said catheter is adapted for insertion into the lumen, said first channel accommodates an inlet fluid flow path from said proximal end towards said distal end for providing pressurized fluid into the lumen, and said second channel accommodates a return fluid flow path from said distal end of said catheter towards said proximal end;

    a guidewire longitudinally extending through one of said first channel or said second channel and having a tip portion extending beyond said distal end of said catheter for dislodging the obstruction upon rotation; and

    means for rotating said guidewire to cause said tip portion to dislodge the obstruction.

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