DIFFUSION-HARDENED MEDICAL IMPLANT
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Accused Products
Abstract
The present invention relates to a new composition and medical implant made therefrom, the composition comprising a thick diffusion hardened zone, and preferably further comprising a ceramic layer. The present invention relates to orthopedic implants comprising the new composition, methods of making the new composition, and methods of making orthopedic implants comprising the new composition.
64 Citations
85 Claims
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1-79. -79. (canceled)
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80. A medical implant comprising:
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(a) a first implant portion, said first implant portion having a bearing surface; (b) a second implant portion, said second implant portion having a bearing surface; (c) wherein the bearing surface of said first implant portion and the bearing surface of said second implant portion each have a size and shape to engage or cooperate with one another; (d) wherein one or both of the two portions of the medical implant comprises a biocompatible alloy having an elastic modulus less than 200 GPa; and
,(e) wherein the difference in radius of the mating portions is greater than about 50 microns. - View Dependent Claims (81, 82, 83, 84, 85)
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Specification