Additional narrative: this device was returned for service; however, did not meet manufacturing specifications during pre-repair assessment.Reliability engineering evaluated the device and observed that the screw to thimble was loose, tool was difficult to a lead (difficult to insert cutter) and stiff, and the sleeve and bearings were defective.Therefore, the reported condition was confirmed.The assignable root cause was determined to be due to worn out bearings 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 from (b)(6) that during service and evaluation, it was observed that the bearings and component were damaged on the attachment device.It was further determined that the screw to thimble was loose, tool was difficult to lead and stiff and bearings were defective.It was noted in the service order that the device did not work at all.The event was not related to surgery.There was no patient involvement reported.There were no injuries or medical intervention associated with this event.All available information has been disclosed.If additional information should become available, a supplemental medwatch report will be submitted accordingly.
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