A device history record (dhr) review revealed no discrepancies that may have contributed to a complaint of this failure mode.All quality assurance testing performed during manufacturing was acceptable.The quality assurance review of the visual, physical and dimensional evaluation results indicated that the product met specification requirements.In addition, all 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 probable cause was found since no sample, picture or video were received for testing.The reported condition is not confirmed.If the sample is returned in the future, this complaint will be re-opened for further investigation.No trends or triggers have been found.Therefore, a corrective and preventive action (capa) 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)(4) 100% in process visual inspection and visual acceptance sampling, are in place to prevent nonconforming product from leaving the manufacturing operations.This complaint will be used for tracking and trending purposes.If information is provided in the future, a supplemental report will be issued.
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