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In addition to the phenomena identified in b5, the following phenomena were also identified during evaluation: the plastic distal end cover insulation was damaged, the plastic distal end cover was cracked, the objective lens had an in internal crack, the objective lens had peeling glue, the light guide lens had two cracks, the light guide lens had a crack with fluid, switch 1 was still readable, the insertion tube had minor shakiness, the insertion tube had scratches, the control body was missing the olympus label on the scope cover and dry open grip, the light guide tube had minor scratches, the scope connector air water inlet was loose, and the control knob was double clicking on the free control knob.The investigation is ongoing and follow up with the user facility is currently being performed.A supplemental report will be submitted upon completion of the investigation or if any additional information is provided by the user facility.The customer cleaned, disinfected and sterilized the device prior to sending to olympus for repair.The customer does not know what the foreign material is.There was no delay to pre-cleaning.The air/water nozzle was flushed with water and air.The customer stated there were no abnormalities in the accessories used for reprocessing.The air/water nozzle was wiped/brushed with clean lint-free cloths, brushes, or sponges.The air/water nozzle was flushed with detergent solution.There were no other concerns with reprocessing.
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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.It has been over 16 years since the subject device was manufactured.Based on the results of the investigation, a definitive root cause could not be established.The suggested phenomenon was confirmed - however, the foreign material in the nozzle was unable to be further specified.Moreover, no physical damage of the device was confirmed where the foreign material had remained, nor was any obvious deviation of reprocessing.Therefore, the cause of the remaining foreign material could not be presumed from the obtained information.Occurrence of the event can be detected/prevented by handling the device according to the following instructions for use (ifu): detection methods are written in ifu: evis exera ii gif/cf/pcf type 180 series operation manual chapter 3 preparation and inspection.Prevention measures are written in ifu: evis exera ii gif/cf/pcf type 180 series reprocessing manual chapter 5 reprocessing the endoscope (and related reprocessing accessories).It is recommended that the user facility contact olympus for repair when an abnormality of the device such as leakage/damage is detected ¿ the user facility is furthermore encouraged to contact olympus should they have questions or uncertain steps, so that observation/training may be provided.Olympus will continue to monitor field performance for this device.
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