Cervical vertebra plate
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United States of America Patent
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Jun 12, 2007
Grant Date -
Jun 29, 2006
app pub date -
Sep 11, 2003
filing date -
Sep 17, 2002
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The invention relates to a cervical vertebra plate (10) for osteosynthesis, having two receiving openings for the screw heads (18) of bone screws (16) in order to secure the cervical vertebra plate to two cervical vertebrae. The receiving openings have grooves (22) in the distal region on the periphery thereof and the depth of the grooves increases from a proximal to a distal end. The invention also relates to a bone screw (18) comprising a screw head (16) and a screw shank. The screw head comprises grooves (34) on the outer periphery thereof and the depth of the grooves varies along the length thereof.
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