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The device was not available for evaluation as it remains in the patient.Additional information provided that the screw hole was likely prepared with a 3.5mm tap and no issues were present during insertion of the screw.Testing has shown that an under-prepared screw hole significantly increases the insertion torque and exceeds typical forces used with the quartex screws.It is possible that tapping with an undersized tap contributed to the reported issue; however, the exact cause could not be determined.
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