Nanotextured cobalt-chromium alloy articles having high wettability and method of producing same

摘要

An implantable article is formed from a cobalt-chromium alloy and has a surface oxide layer with a thickness of 20 to 40 Å. The oxide is enriched in chromium relative to said article, and includes a plurality of indentations that, independently, have a diameter of from about 40 to about 500 nm.