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Biocompatible low modulus medical implants

  • US 5,545,227 A
  • Filed: 06/20/1994
  • Issued: 08/13/1996
  • Est. Priority Date: 12/21/1989
  • Status: Expired due to Term
First Claim
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1. A biocompatible metallic implant, the implant at least partially fabricated from an alloy consisting essentially of the following alloying components:

  • (a) titanium;

    (b) from about 10 to about 20 wt. % as the sum of metals selected from the group consisting of niobium and tantalum; and

    (c) an amount of zirconium sufficient to act as a beta stabilizer by slowing the transformation of beta;

    wherein toxic elements are excluded except for those trace amounts of impurities and interstitials present in the alloying components or picked up during fabrication of the implant.

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