×

Implants based on engineered metal matrix composite materials having enhanced imaging and wear resistance

  • US 7,270,679 B2
  • Filed: 02/18/2004
  • Issued: 09/18/2007
  • Est. Priority Date: 05/30/2003
  • Status: Active Grant
First Claim
Patent Images

1. A spinal implant assembly for insertion between adjacent first and second vertebrae, said implant comprising:

  • a first plate including a first surface configured to engage the first vertebra and an opposite second surface, anda second plate including a third surface configured to engage the second vertebra and an opposite fourth surface having a bearing portion configured to engage the second surface of the first plate, wherein said first and second plates comprise a metal matrix composite including a metallic matrix and a reinforcing component dispersed within the metallic matrix; and

    wherein the first plate exhibits a concentrate gradient of the reinforcing component decreasing from the first surface to the second surface.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×