This device referenced in this report was returned to omsc for evaluation.The evaluation of the subject device by omsc confirmed following.- as reported from the user facility, a part of the adhesive of bending rubber of the subject device was peeled off.- the analysis gave that the black fragment which fall off was the adhesive of bending rubber.Omsc reviewed the manufacturing history of the subject device and confirmed no irregularity.It was surmised that the reported phenomenon might be caused due to interfering with other hard objects, however, the exact cause of the event could not be conclusively determined at this moment.If additional and significant information becomes available, this report will be supplemented.
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Olympus medical systems corp.(omsc) was informed that the doctor found a semicircular black fragment (size about 1 mm in length, 1.5 mm in width) into the patient's bladder during a transurethral urolithiasis surgery.The user facility retrieved the fragment and the intended procedure was completed with the subject device.After the user removed the subject device from the patient, it was confirmed that the adhesive of bending rubber of the subject device was peeled off.There was no patient injury in this event.
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