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Novel Pedicle Screw Assembly for Minimally Invasive Surgery
Project ID: D2009-12/D2010-34 Invention novelty: Improved structure for a retractable pedicle screw assembly. Pedicle screw assembly utilizes a self-drilling tip that terminates in a cutting tip that can remove bone material from a vertebra and includes an internally drilled threaded bore into which the cutting tip is withdrawn once pedicle screw is...