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The device was returned and evaluated, and the customer¿s allegation was confirmed.In addition to the malfunction documented in b5, the additional evaluation findings are as follows: due to a pinhole on connecting tube, water tightness was lost, due to wear of angle wire, bending angle in up direction did not meet the standard value, camera section was damaged, due to damage on the image guide bundle, the image had a stain, and connecting tube had a dent.The investigation is ongoing, and a supplemental report will be submitted upon completion of the investigation or if any additional information is provided by the user facility.
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This report is being supplemented to provide additional information based on the legal manufacturer's final investigation.A review of the device history record found no deviations that could have caused or contributed to the reported issue.Based on the results of the investigation, it is likely the defect was caused by stress of repeated use, external factors, or handling of the device.Instructions, operation manual chapter 3 ¿preparation and operation¿ section 3.6 ¿inspection of the endoscope¿ describes how to inspect for the event as below: "3.Inspect the boot and the insertion section near the boot for any irregularities such as bends, twists, tears, and cracks.4.Inspect the external surface of the entire insertion section including the bending section and the distal end for any irregularities such as dents, bulges, swelling, scratches, peeling of coating, holes, sagging, transformation, bends, adhesion of foreign bodies, missing parts, and protruding objects.5.Holding the control section with one hand, carefully run your other hand back and forth over the entire length of the insertion section.Confirm that no objects hindering transnasal insertion and withdrawal or metallic wire protrude from the insertion section.Also, confirm that the insertion tube is not abnormally rigid." olympus will continue to monitor field performance for this device.
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