发明名称 |
Intervertebral cage |
摘要 |
An intervertebral cage of the present invention includes main body defined by an upper surface, a lower surface, and a pair of side surfaces. A withdrawal prevention portion is provided on the upper and/or the lower surfaces of the main body and asymmetrically with respect to the side surfaces in a top or bottom plan view. The withdrawal prevention portion regulates an insertion direction of the intervertebral cage.
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申请公布号 |
US7135043(B2) |
申请公布日期 |
2006.11.14 |
申请号 |
US20030642684 |
申请日期 |
2003.08.19 |
申请人 |
SHOWA IKA KOHGYO CO., LTD. |
发明人 |
NAKAHARA SHINNOSUKE;HASEGAWA KAZUHIRO;ORIBE KAZUYA;TAKAMIDO HIROSHI |
分类号 |
A61B17/56;A61F2/44;A61B17/86;A61F2/00;A61F2/30;A61F2/46 |
主分类号 |
A61B17/56 |
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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