(b)(4).(b)(6).This device was returned for service; however, did not meet manufacturing specifications during pre-repair assessment.Reliability engineering evaluated the device and the reported condition was confirmed.The assignable root cause was determined to be due to wear from normal use and servicing over time.If additional information should become available, a supplemental medwatch report will be sent accordingly.
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It was reported on the service order from (b)(6) that the attachment device had damaged bearings.During service and evaluation, it was observed that the ball bearings on the attachment device were damaged and the external pipe was worn.It was further determined that the device failed the following assessment at pretest: visual assessment, lock operation, cutter insertion and temperature.This event did not occur during surgery.There was no patient involvement.There were no reports of injuries, medical intervention or prolonged hospitalization.The exact date of this event was unknown.All available information has been disclosed.If additional information should become available, a supplemental medwatch report will be submitted accordingly.
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