Device was used for treatment, not diagnosis.If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.Investigation summary = > according to the information provided, it was reported that during an unknown procedure the ultra aggressive plus 4.0mm 5pk had metallic debris.The complaint device is not being returned, therefore unavailable for a physical evaluation.This complaint cannot be confirmed.Since the complaint device was not available, we cannot determine a root cause for the reported failure.If additional information is received in the future, we will reopen the complaint and perform the investigation as appropriate.The possible root cause for the reported failure can be attributed to interaction between two devices that cannot rotate freely.However; this cannot be conclusive determined.A manufacturing record evaluation was performed for the finished device lot/serial number (b)(4), and no non-conformances were identified.At this point in time, no corrective action is required and no further action is warranted.However, depuy synthes mitek will continue to track any related complaints within this device family as a means of monitoring the extent with which this complaint is observed in the field.Device history lot = > a manufacturing record evaluation was performed for the finished device lot/serial number (b)(4), and no non-conformances were identified.
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