This supplemental report is being submitted to provide the results of the legal manufacturer's final investigation.Corrected fields: e2, e3, g2 additional information added to field h3 and h6.The device history record was unable to be reviewed for this device since the serial number was not provided.However, olympus only releases products to market that meet all manufacturing specifications and final product release criteria.Based on the results of the investigation, it was likely that the user failed to notice damage to the connecting tube during inspection prior to use and performed reprocessing.As for the cause of the damage, it was likely that the user applied stress to the deteriorated connecting tube, such as shifting the attached side of the connecting tube upward.However, a definitive root cause could not be determined.The event can be detected by following the instructions for use which states: 9 preparation and inspection 1 visually inspect the connecting tube to ensure that there are no cracks, breaks, rips, scratches, attached debris, or other irregularities.3 move the lock levers of the reprocessor side connector to make sure that they function properly and are not broken.11 care and storage 1 wipe the external surfaces of the tube with a dry clean cloth.2 wipe the external surfaces of the tube with a lint-free cloth moistened with medical-grade 70% ethyl or 70% isopropyl alcohol, then thoroughly dry the tube.3 store this product in a clean environment.Olympus will continue to monitor field performance for this device.
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