February 15, 2012 - Australian Patent Issues
An Australian patent for methods of generating highly crosslinked UHMWPE containing Vitamin E was issued to researchers at Cambridge Polymer Group and the Massachusetts General Hospital. See “Methods for Making Oxidation Resistant Polymeric Material,” Australian Patent 2008240320.

February 9, 2012 - ECiMA gets FDA clearance
The FDA has cleared ECiMA, a highly crosslinked polyethylene containing Vitamin E, for use in hip arthroplasties. ECiMA is sold by Corin, and was developed by researchers at Cambridge Polymer Group and the Massachusetts General Hospital. This technology is available for license.

January 12, 2012 - Radiopacity in Medical Devices
CPG now offers quantitative radiopacity analysis compliant with ASTM F640 "Standard Test Methods for Determining the Radiopacity for Medical Use." In this method, the medical device is imaged with a conventional X-ray system, and the image density contrast is quantified with a densitometer.
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