The device was returned, and evaluated by olympus.As noted in b5, the sheath of the device was found punctured by the needle.Based on the results of the investigation, and the condition of the returned device, a definitive root cause for the reported failure mode could not be determined.If additional information becomes available following the device evaluation, a supplemental report will be filed.
Event or Problem Description
It was discovered during the device evaluation, the sheath on the olympus single-use aspiration needle had been punctured by the needle itself.There was no patient involvement during this event.