A novel radiological assessment of screw loosening focusing on spatial position change of screws using an iterative closest point algorithm with stereolithography data: technical note.
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DOI: 10.1016/j.wneu.2018.12.209
Abstract: OBJECTIVE In thoracolumbar spinal instrumentation surgery, pedicle screw fixation is widely used, while screw loosening occurs only occasionally over time. It is common to evaluate screw loosening by the radiographical lucent zone around screws, which… read more here.
Keywords: iterative closest; screw loosening; position; technical note ... See more keywords