The subject device in this report has not been returned to omsc for evaluation.Omsc reviewed the manufacturing history (dhr) of the subject device and confirmed no irregularity.The exact cause of the reported event could not be conclusively determined at this time.However there was a possibility that the damage of the cleaning brush was attributed to the fatigue failure due to scratches, deformation and/or repeated stress.If additional information becomes available, this report will be supplemented.
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Olympus medical systems corp.(omsc) was informed that during a reprocessing of the subject device, the cleaning brush broke in the subject device and the user could not find any broken parts at that time.There was no problem in the function of air/water feeding and the insertion of endo therapy accessory.Then after the user checked the inside of the subject device by the fluoroscopy, a broken part of the cleaning brush had remained between the control section and the insertion section.After that, the user removed the broken part of the cleaning brush using with the biopsy forceps.There was no report of patient injury associated with this event.
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