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Aspiration system and method

  • US 6,152,909 A
  • Filed: 02/19/1998
  • Issued: 11/28/2000
  • Est. Priority Date: 05/20/1996
  • Status: Expired due to Term
First Claim
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1. A catheter system, comprising:

  • an aspiration catheter having a proximal end, a distal end, a hollow aspiration lumen, and a hollow guidewire lumen sized and configured to receive a guidewire therethrough, wherein the aspiration lumen and guidewire lumen are adjacent one another;

    a valve in fluid communication with the aspiration lumen of the aspiration catheter;

    a hollow extension line in fluid communication with the aspiration lumen and the valve;

    a source of negative pressure in fluid communication with the aspiration lumnen and the valve;

    one or more support mandrels positioned alongside the aspiration lumen and guidewire lumen; and

    a shrink tube that surrounds at least a portion of the aspiration lumen, guidewire lumen, and one or more support mandrels.

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