发明授权
- 专利标题: Bone screw and bone screw with holding element
- 专利标题(中): 骨螺钉和骨螺钉与保持元件
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申请号: US12775745申请日: 2010-05-07
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公开(公告)号: US08267976B2公开(公告)日: 2012-09-18
- 发明人: Lutz Biedermann , Jürgen Harms
- 申请人: Lutz Biedermann , Jürgen Harms
- 申请人地址: DE Donaueschingen
- 专利权人: Biedermann Technologies GmbH & Co. KG
- 当前专利权人: Biedermann Technologies GmbH & Co. KG
- 当前专利权人地址: DE Donaueschingen
- 代理机构: Christie, Parker & Hale, LLP
- 优先权: DE10246386 20021004
- 主分类号: A61B17/86
- IPC分类号: A61B17/86
摘要:
A bone screw is provided, with a thread section (2) of tubular construction having a tip (3) at its first end and a second end opposite the latter. The tubular thread section (2) comprises a bone thread (22) on its outer wall, and the wall of the thread section (2) comprises a plurality of recesses (21). The bone screw further includes a holding element (4, 6) with a first section (41, 61) for connection to the thread section (2) and with a rod-like second section (43, 63) which in the inserted state of the holding element (4, 6) protrudes beyond the second end of the thread section (2). A stop is provided for limiting the distance of insertion of the holding element (4, 6) in the thread section (2). The holding element (4, 6) comprises an element (44, 64) at its free end for engagement with a screw-in tool.
公开/授权文献
- US20100286732A1 BONE SCREW AND BONE SCREW WITH HOLDING ELEMENT 公开/授权日:2010-11-11
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