This report is being resubmitted for an incident that occurred earlier.Evaluation of the returned screws found signs of wear due to tightening and head manipulation.In addition, the top thread of on screw was found to have its first thread damaged.Imaging provided show the construct to not have lost stability.It's possible tha poor bone quality, and/or excessive force may have contributed to he reported issue.However, the exact cause cannot be determined.The following sections have been updated for this supplemental report: b4, e1, h2, h6, h10.
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