发明授权
- 专利标题： Pedicle screw
- 专利标题（中）： 椎弓根螺钉
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申请号： US09564850申请日： 2000-05-04
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公开(公告)号： US06368319B1公开(公告)日： 2002-04-09
- 发明人: Bernd Schaefer
- 申请人： Bernd Schaefer
- 优先权： DE19922440 19990506
- 主分类号： A61F230
- IPC分类号： A61F230
摘要：
The invention involves a pedicle screw having a screw shaft and a screw head, with a free end of the screw shaft having a holding device for holding a safety mechanism. This safety mechanism serves to keep the pedicle screw from pulling out.
信息查询
