发明名称 |
Expandable Corpectomy Spinal Fusion Cage |
摘要 |
An intervertebral expandable spacer having a pair of co-axial annuluses locked together by an engagement member having i) a set screw and ii) a pressure plate having an outer face contacting the set screw and an inner face having teeth adapted to mate with the ratchet notches of the second member.
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申请公布号 |
US2012277878(A1) |
申请公布日期 |
2012.11.01 |
申请号 |
US201213546560 |
申请日期 |
2012.07.11 |
申请人 |
SOMMERICH ROBERT;PRESBREY GLEN ARTHUR;MEER MARTIN;POHL GERHARD FRANZ |
发明人 |
SOMMERICH ROBERT;PRESBREY GLEN ARTHUR;MEER MARTIN;POHL GERHARD FRANZ |
分类号 |
A61F2/44 |
主分类号 |
A61F2/44 |
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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