Medical implant having NANO-crystal grains with barrier layers of metal nitrides or fluorides
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United States of America Patent
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Feb 26, 2013
Grant Date -
Apr 8, 2010
app pub date -
Oct 3, 2008
filing date -
Oct 3, 2008
priority date (Note) -
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Abstract
A endoprosthesis includes a body comprising a plurality of interconnected struts. The body includes a bioerodible metal. At least a first strut of the plurality of interconnected struts includes a stripe on the surface of the first strut. The stripe including a nitride of the bioerodible metal, a fluoride of the bioerodible metal, or a combination thereof. The stripe runs along the length of the first strut. The stripe is part of a continuous network of stripes on struts adjacent to the first strut.
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