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ATHERECTOMY DEVICES AND METHODS

  • US 20110270289A1
  • Filed: 07/14/2011
  • Published: 11/03/2011
  • Est. Priority Date: 06/30/2006
  • Status: Abandoned Application
First Claim
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1. A vascular device for removing material from body lumens, the device comprising:

  • a straightening tube, having a straight distal portion;

    a catheter body having a proximal end and a distal end, the catheter body having a flexible section located towards the distal end, such that when located in the straight distal portion of the straightening tube the flexible section is less curveda cutter assembly located at the distal end of the catheter body, the cutter assembly comprising a housing having at least one opening and a cutter having at least one cutting surface configured to rotate relative to the housing, where movement between the housing opening and the cutting surface removes material located therebetween; and

    a rotating shaft extending through the catheter body and coupled to the cutter, the torque shaft having a proximal end adapted to couple to a first rotating mechanism.

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