发明名称 |
Process for blackening surgical needles |
摘要 |
A process for blackening the surfaces of a metal alloy surgical needle or a metal alloy surgical instrument. The process consists of exposing the surfaces of a metal alloy surgical needle or surgical instrument to a gaseous plasma for a sufficient amount of time to effectively blacken the surfaces of the needle or instrument.
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申请公布号 |
US5944919(A) |
申请公布日期 |
1999.08.31 |
申请号 |
US19970944142 |
申请日期 |
1997.10.06 |
申请人 |
ETHICON, INC. |
发明人 |
VETRECIN, ROBERT;HERSEY, BRUCE |
分类号 |
A61B17/06;C23C8/38;(IPC1-7):C23C8/10 |
主分类号 |
A61B17/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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