发明申请
- 专利标题： Minimally Invasive Retraction Device Having Removable Blades
- 专利标题（中）： 具有可拆卸刀片的微创退缩装置
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申请号： US12396188申请日： 2009-03-02
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公开(公告)号： US20090222046A1公开(公告)日： 2009-09-03
- 发明人: Josef Gorek
- 申请人： Josef Gorek
- 申请人地址： US VA Leesburg
- 专利权人： K2M, Inc.
- 当前专利权人： K2M, Inc.
- 当前专利权人地址： US VA Leesburg
- 主分类号： A61B17/88
- IPC分类号： A61B17/88 ; A61B1/32
摘要：
A retraction device comprises at least one retracting blade and a pedicle screw. The retracting blade has a distal end having at least one projection with a passage for engaging a retention pin. The pedicle screw has a threaded body and a movable head. The movable head has at least one recess with a channel that can be aligned with the passage of the projection.
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