发明名称 |
INTERVERTEBRAL DISC REPLACEMENT AND ASSOCIATED INSTRUMENTATION |
摘要 |
An endplate for an intervertebral prosthesis includes an inner domed region (330) and a peripheral rim (332) wherein the inner domed region has a non-circular plan and has an area that is at least 50% of the area of the endplate. A surgical instrument for milling a recess in a vertebral endplate includes a cutting tool having a drive shaft with a positioning collar, a guard frame, and a pair of guide plates attached to the guard frame and space to confine the positioning collar and having guide slots for the drive shaft.
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申请公布号 |
US2009216329(A1) |
申请公布日期 |
2009.08.27 |
申请号 |
US20060091296 |
申请日期 |
2006.10.24 |
申请人 |
LEE CASEY K;MAKRIS GEORGE;CLEMOW ALASTAIR J T |
发明人 |
LEE CASEY K.;MAKRIS GEORGE;CLEMOW ALASTAIR J.T. |
分类号 |
A61F2/44;A61B17/00;A61F5/00 |
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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