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Device, system and method for interstitial transvascular intervention

  • US 6,746,464 B1
  • Filed: 10/28/1998
  • Issued: 06/08/2004
  • Est. Priority Date: 10/13/1995
  • Status: Expired due to Term
First Claim
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1. A catheter device for delivering a substance to a target site located outside of the lumen of a blood vessel;

  • a catheter that is advanceable into the blood vessel lumen;

    a penetrator that is advanceable from the catheter;

    a lumen extending through the penetrator; and

    , trajectory indicating apparatus for indicating the trajectory on which the penetrator will advance relative to the location of the target site, thereby enabling an operator to place the catheter in such position and rotational orientation within the blood vessel lumen that the penetrator will advance from the catheter, out of the blood vessel lumen to the target site.

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