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Encapsulated stent preform

  • US 6,475,235 B1
  • Filed: 11/16/1999
  • Issued: 11/05/2002
  • Est. Priority Date: 11/16/1999
  • Status: Expired due to Fees
First Claim
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1. A stent preform for implantation in a body lumen comprising:

  • an elongated wireform metal core having first and second core ends, a contact surface, and a solid cross-section; and

    a hollow outer sheath made of a biocompatible polymer and having first and second sheath ends, caps disposed on the sheath ends, and an interior surface, wherein the outer sheath surrounds and contacts the contact surface of the core and the caps surround the core ends to prevent the core from directly contacting the body lumen.

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