FDA approves DePuy Spine artificial disc for implants.(SMST SOCIETY)

Advanced Materials & Processes,  January, 2005  

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The U.S. Food and Drug Administration (FDA) has approved an artificial spinal device to replace a diseased or damaged intervertebral disc. The device is the Charite artificial disc manufactured by DePuy Spine Inc., of Raynham, Mass. The Charite Artificial Disc is a three-piece articulating medical device consisting of a sliding core sandwiched between two metal endplates.

The sliding core is made of a medical grade ultra-high molecular weight polyethylene (or UHMWPE) and the endplates are made of a cobalt-chromium alloy. The endplates support the core and have small teeth, which ...

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