Invention Grant
- Patent Title: Splay control closure for open bone anchor
- Patent Title (中): 打开骨锚的放映控制闭合
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Application No.: US14086079Application Date: 2013-11-21
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Publication No.: US08926672B2Publication Date: 2015-01-06
- Inventor: Roger P. Jackson , James L. Surber
- Applicant: Roger P. Jackson , James L. Surber
- Agent John C. McMahon
- Main IPC: A61B17/70
- IPC: A61B17/70 ; A61B17/68 ; A61B19/00
Abstract:
Open implant closure structures include a helically wound guide and advancement flange form having splay control surfaces. Multi-start closures and closures with inner set screws have splay control contours for interlocking with cooperating flange forms of bone anchor receivers. Flange form heights, thicknesses and other geometry, such as splay control ramp angle may be varied.
Public/Granted literature
- US20140081334A1 SPLAY CONTROL CLOSURE FOR OPEN BONE ANCHOR Public/Granted day:2014-03-20
Information query
