510(k) p020018.Investigation: a review of complaint history, device history record, instructions for use, trends, and quality control data was conducted during the investigation.Zenith flex aaa endovascular graft bifurcated main body was not returned; therefore, device failure analysis and physical examination of the device used in this case could not be performed.Review of the device history record shows no nonconforming events which could contribute to this failure mode.There were no other reported complaints for this lot number.Based on the investigation evaluation, there is no indication that the a design or process related failure mode contributed to this event.Current controls for manufacturing are in place to assure functionality; device integrity prior to shipping.Review of production and quality documentation did not observe any specific issues with current manufacturing and quality controls that may have contributed to this incident.Based on the available information and the investigation results, a definitive root cause cannot be established or reported at this time.We will continue to monitor for similar complaints.Per the quality engineering risk assessment no further action is required.
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