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Proton generating catheters and methods for their use in enhancing fluid flow through a vascular site occupied by a calcified vascular occulation

  • US 6,719,747 B2
  • Filed: 02/04/2003
  • Issued: 04/13/2004
  • Est. Priority Date: 12/29/2000
  • Status: Active Grant
First Claim
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1. A catheter device consisting essentially of at its distal end:

  • a proton generating means;

    a vascular site flushing means comprising separate fluid introduction and aspiration elements; and

    said catheter device generating protons in a manner sufficient to provide for a subphysiological pH in the vascular site.

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