Composite prosthesis

Details Composite prosthesis Composite prosthesis

A - Human Necessities

61

F

A61F 2/02 (2006.01) A61F 2/30 (2006.01) A61F 2/36 (2006.01) A61F 2/38 (2006.01) A61F 2/40 (2006.01)

Patent

CA 2437282

A process of making a stem for a prosthesis having a metal core and composite fiber shell surrounding said core, the process comprising providing a tapered metal core and a composite shell, applying an adhesive to the surface of said tapered metal core, placing the tapered metal core into a cavity in the composite shell, said cavity having the same configuration as said tapered metal core, said core having a length greater than the length of the cavity in said composite shell so that a portion of the core extends beyond each of the ends of the composite shell, placing the composite shell in an insulated fixture having a length less than the length of said core so that the metal core extends beyond the ends of the fixture, heating the metal core and the interior of the shell, applying pressure along the length of the core to force the core against the adhesive within the composite shell thereby bonding the core to said shell.

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