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Implantation of a medical device within a lumen

  • US 20070021736A1
  • Filed: 07/20/2005
  • Published: 01/25/2007
  • Est. Priority Date: 07/20/2005
  • Status: Active Grant
First Claim
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1. A system for implantation of a medical device within a lumen of a patient comprising:

  • the medical device, wherein the medical device comprises;

    a device housing sized for introduction into the lumen, electrical circuitry mounted within the device housing, a tether member that includes a proximal end that is coupled to the device housing, and an anchor member located at a distal portion of the tether member;

    an elongated delivery device with a distal portion that defines a cavity;

    a vacuum port to draw tissue of a wall of the lumen into the cavity;

    a needle that defines a bore, wherein the bore receives the anchor member of the medical device, and the needle is advancable into the cavity and through the tissue disposed in the cavity while the anchor member is received by the bore to form a passageway from the lumen, through the tissue, and back into the lumen; and

    an ejection tool that is advancable through the bore of the needle to eject the anchor member from the bore when the needle has been advanced though the tissue.

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