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The device was returned to olympus for evaluation.The evaluation found the water tightness was lost due to a pinhole on the protective coating of the bending portion of the device, the adhesive on the protective coating of the bending portion of the device was chipped, the up angulation was out of specification, the channel tube was dented, the forceps and the channel cleaning brush could not be inserted smoothly, the control unit was discolored, the camera section was scratched, the image guide bundle had breakages, the display did not move smoothly due to damage of the camera section, and the connecting tube was dented and buckling.The investigation is ongoing.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 supplemental report is being submitted 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.The device was returned to olympus for evaluation.The customer's allegation was confirmed.Based on the results of the investigation, the device malfunction likely occurred due to usage stress, external factors, or handling.However, a definitive root cause could not be established.The event can be detected and prevented by handling the device in accordance iwth the instructions for use which state: chapter 3 preparation and inspection 3.6 endoscope inspection: -endoscope inspection "4.Visually check that there are no bends, twists, bulges, or other abnormalities near the boundary between the oredome part and the insertion part.5.Cracks, dents, bulges, edges, scratches, protruding metal wires, protrusions, sagging, deformation, bending, adhesion of foreign matter, falling parts, etc.On the outer surface of the entire length of the insertion tube, including the curved part and tip.Visually check that there are no abnormalities.6.Gently grasp the insertion tube with your hand and slide it along its entire length in both directions, making sure that there are no snags or metal wires protruding from inside around the entire circumference.Also, check by feeling that the soft parts are not abnormally hard." olympus will continue to monitor field performance for this device.
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