Bone screw threaded plug closure with central set screw

作者: Roger P. Jackson

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摘要: A threaded plug closure for an open-ended bone screw has a center bore and is to receive set screw. The includes breakaway head base which slotted permit removal following installation. axial point circumferential ring engage the portion of associated spinal rod. can be independently installed tightened cooperatively provide capture locking rod or connector in order secure against translational rotational movement relative

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