METHODS FOR IMPROVING THE BIOACTIVITY CHARACTERISTICS OF A SURFACE AND OBJECTS WITH SURFACES IMPROVED THEREBY
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United States of America Patent
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Nov 13, 2014
app pub date -
Dec 18, 2012
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Dec 19, 2011
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Abstract
A method for improving bioactivity and/or biodegradation time of a collagen surgical implant and collagen surgical implants having such improved properties. A gas-cluster ion-beam (GCIB) is formed in a reduced-pressure chamber, a collagen surgical implant is introduced into the reduced-pressure chamber, and at least a first portion of the surface of said collagen surgical implant is irradiated with a GCIB-derived beam.
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