3744061

Information

• Patent Grant
• 3744061

• References
• Source

• Patent Number

  3,744,061

• Date Filed

  Not available

• Date Issued

  Tuesday, July 10, 1973
  52 years ago

• CPC

  • A61F2/32 - for the hip
  • A61F2/36 - Femoral heads; Femoral endoprostheses
  • A61F2/3662 - Femoral shafts
  • A61F2/367 - Proximal or metaphyseal parts of shafts
  • A61F2/3676 - Distal or diaphyseal parts of shafts
  • A61F2002/30187 - D-shaped or half-disc-shaped
  • A61F2002/30639 - having rolling elements between both articulating surfaces
  • A61F2002/3066 - having a central non-conforming area surrounded by a peripheral annular conforming area
  • A61F2002/30785 - parallel
  • A61F2002/30878 - with non-sharp protrusions, for instance contacting the bone for anchoring
  • A61F2002/30937 - with cut-outs
  • A61F2002/3414 - Polar protrusion
  • A61F2002/3429 - with an integral peripheral collar or flange
  • A61F2002/3446 - Single cups
  • A61F2002/3495 - Spherical shell significantly smaller than a hemisphere
  • A61F2002/3611 - Heads or epiphyseal parts of femur
  • A61F2002/3631 - with an integral complete or partial peripheral collar or bearing shoulder at its base
  • A61F2002/3682 - Oblong apertures
  • A61F2230/0034 - D-shaped
  • A61F2310/00029 - Cobalt-based alloys

• US Classifications

  • 623 - Prosthesis