Nanotextured cobalt-chromium alloy articles having high wettability and method of producing same
US8580134B2 · kind B2 · utility
2Cited by
2References
10Claims
0Family size
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Key dates
| Filing date | Apr 5, 2010 |
| Grant date | Nov 12, 2013 |
| Priority date | — |
| Expiry date | Jul 10, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2310/00592
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to articles comprising a cobalt-chromium alloy and bearing a surface oxide layer that has a thickness of 20 to 40 Å, is enriched in chromium relative to said article, and includes a plurality of indentions that, independently, have a diameter of from about 40 to about 500 nm. Such articles can be suitable for implantation in a mammal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.