The subject device was returned to omsc for evaluation.During the evaluation, omsc found no irregularity inside of the instrument channel and suction channel of this device.Although omsc found no irregularity also around the instrument channel port and the cylinder, it was confirmed damage at around the instrument channel outlet of the distal end and peeling of the coat of the insertion tube.Also, omsc reviewed the manufacturing history of this device and confirmed no irregularity.The exact cause of the reported event could not be conclusively determined at this time.If additional information is received, this report will be supplemented.
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