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Intracranial aspiration catheter

  • US 20040019322A1
  • Filed: 07/21/2003
  • Published: 01/29/2004
  • Est. Priority Date: 07/23/2002
  • Status: Active Grant
First Claim
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1. A method for removing thromboembolic material from a carotid or cerebral artery, comprising the steps of:

  • providing a catheter having a proximal end, a distal end, an expandable distal section having a distal port, an aspiration lumen communicating with the port, and an axially moveable support;

    inserting the distal end of the catheter into the artery;

    distally axially advancing the support to expand the distal section; and

    applying a negative pressure to the aspiration port, to draw the thromboembolic material into the distal section.

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