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Medical device for delivering localized radiation

  • US 6,106,454 A
  • Filed: 06/17/1997
  • Issued: 08/22/2000
  • Est. Priority Date: 06/17/1997
  • Status: Expired due to Fees
First Claim
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1. An implantable device capable of delivering localized radiation in vivo comprising:

  • a structure comprising a porous material; and

    a plurality of discrete particles comprising a heavy metal water-soluble salt dispersed throughout a substantial portion of the porous material, wherein the heavy metal water-soluble salt forms a water insoluble salt containing a radiation emitting material upon contact with a solution of a radioactive salt.

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