the Charnley Hip, now manufactured and sold by DePuy Orthopaedics. This first low-friction hip implant is considered the "gold standard" in cemented hip arthroplasty. 1964 Codman... DePuy Spine.) The DePuy Orthopaedics AML Hip becomes the first "cementless", porous-coated implant indicated for biological fixation in the United States. 1984 DePuy Orthopaedics... Motech Inc., develops, manufactures and markets spinal implants. This marks DePuy's re-entry into the spinal implant market. 1994 DePuy's parent company, Corange Ltd., purchases...