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A grooved poly axially screws head for use in the case of a polyaxial screws - rod - an implant for the fixation of the spinal column
A grooved poly axially screws head for use in the case of a polyaxial screws - rod - an implant for the fixation of the spinal column
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机译：带槽的多轴向螺钉头，用于多轴螺钉-杆-固定脊柱的植入物
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摘要
A grooved poly axially screws head for use in the case of a polyaxial screws - rod - an implant for the fixation of the spinal column, characterized in that the on the polyaxial screw (1) poly located axially screws head (2) has a rippled surface.
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