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Catheter device

  • US 9,615,950 B2
  • Filed: 04/14/2014
  • Issued: 04/11/2017
  • Est. Priority Date: 06/16/2005
  • Status: Active Grant
First Claim
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1. A catheter, comprising:

  • a shaft with proximal and distal ends, a first shaft element, and a second shaft element;

    a self-expanding metal implant mounted on the distal end of the shaft; and

    a sheath that lies radially outside the implant and radially inside the catheter;

    wherein the second shaft element comprises a stopper having;

    a stopper proximal portion having a radiopacity different from the radiopacity of the implant; and

    a stopper distal portion with an annulus abutting the proximal end of the implant and having a radiopacity different from the stopper proximal portion and different from the radiopacity of the implant;

    wherein the implant is adapted for guidewire delivery to an intraluminal implant site and is adapted for site placement by proximal withdrawal of the sheath; and

    wherein the first shaft element is adapted to pull the sheath proximally and the second shaft element is adapted to push the implant distally.

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