Method: risk assesment.Result: the reported event was confirmed via the correspondence with the international representative.However, the device was discarded and is unavailable for evaluation.No lot # was provided, so a manufacturing record review could not be performed.No device was received back, so testing and inspection could not be performed to aid in determination of the cause of the event.Conclusion: over or under tightening of the setscrews for this device can lead to loosening of the construct and possible disengagement of a rod attached to this device.However, because the device is unavailable for evaluation, this cannot be determined conclusively.
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