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Joint prosthesis

  • US 6,007,580 A
  • Filed: 03/11/1998
  • Issued: 12/28/1999
  • Est. Priority Date: 06/13/1995
  • Status: Expired due to Fees
First Claim
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1. A joint prosthesis intended to be mounted between two bones to be joined together, wherein the joint prosthesis comprises:

  • a spacer part intended to be placed between the joint surfaces of the bones to be joined, and which is manufactured of biodegradable polymer, co-polymer, polymer mixture and/or composite, and at least one fixation part arranged to fix the spacer part to the bones to be joined, at least a portion of the fixation part being inside the spacer part, wherein the spacer part and the fixation part are manufactured in separate pieces of one or several biodegradable polymers, co-polymers, polymer mixtures and/or composites and fixed together in order to form a joint prosthesis, and wherein the spacer part is a three-dimensional, uniform form piece which is formed, at least under tissue conditions, to be porous in a manner that the construction comprises continuous and/or broken fibers.

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