Submit date: 1/24/2018.An investigation was performed.Since lot number was invalid, a manufacturing device history review or product/process changes review for the involved lot number could not be performed.However, all device history records (dhrs) are reviewed for accuracy prior to product release.The actual sample involved in the reported incident was not returned for evaluation.No additional information, pictures or videos were received.Consequently, it was not possible to evaluate it as part of a comprehensive failure investigation.No trends or triggers have been found for this particularly event, therefore, a corrective or preventive action is not deemed necessary at this time.It must be noted that in-process controls (such as personnel training, incoming quality acceptance testing for (b)(6), 100% in process visual inspection and visual acceptance sampling are performed in the plant) are in place to prevent nonconforming product from leaving the manufacturing operations.If information is provided in the future, a supplemental report will be issued.
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