发明授权
- 专利标题: Infection-blocking dental implant
- 专利标题(中): 感染阻塞牙种植体
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申请号: US778503申请日: 1997-01-03
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公开(公告)号: US5863201A公开(公告)日: 1999-01-26
- 发明人: Richard J. Lazzara , Thomas S. Heylmun , Keith D. Beaty
- 申请人: Richard J. Lazzara , Thomas S. Heylmun , Keith D. Beaty
- 申请人地址: FL Palm Beach Gardens
- 专利权人: Implant Innovations, Inc.
- 当前专利权人: Implant Innovations, Inc.
- 当前专利权人地址: FL Palm Beach Gardens
- 主分类号: A61C8/00
- IPC分类号: A61C8/00 ; A61F2/00 ; A61F2/30 ; A61L27/06 ; A61L27/28 ; A61L27/30 ; A61L27/32 ; A61L27/50 ; B24C11/00
摘要:
An infection-blocking dental implant in which a threaded portion which contacts bone is roughened except for up to three threads which may be exposed by bone recession after implantation, which have a smooth surface. Preferably, the implant is of titanium or titanium alloy and the threaded portion is roughened by a two-step acid treatment.
公开/授权文献
- US5117797A Purge valve 公开/授权日:1992-06-02
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