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X-ray visibility and corrosion resistance of niti stents using markers made of sandwich material

  • US 8,475,519 B2
  • Filed: 08/16/2006
  • Issued: 07/02/2013
  • Est. Priority Date: 08/18/2005
  • Status: Active Grant
First Claim
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1. A bodily implant for insertion into a living body, the bodily implant comprising:

  • an implant structure having a cut-out formed therein; and

    a marker element to increase the X-ray visibility which is at least partially insertable into the cut-out in the implant structure,wherein the marker element has a coated material comprising at least two layers that are each made of a material that is different than that of the implant structure and that are each tapered such that the marker element is cone-shaped, andwherein the first layer and the second layer each have side surfaces that contact the implant structure, the first layer and the second layer each have top and bottom surfaces, and the entire side surfaces of the first layer and the second layer are each tapered along a plane extending from the top surface of the second layer to the bottom surface of the first layer.

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