Correction: e2 and e3 were inadvertently omitted from the initial report.This report is being supplemented to provide additional information based on the legal manufacturer's final investigation.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, the root cause of the event was unable to be identified.It is likely that the user did not read the instruction manual thoroughly and performed the cleaning and disinfection process without using the water filter.Such events can be detected and prevented according to the following instructions for use: "oer-elite installation manual chapter 4 installation of equipment 4.14 installation of the water filter (maj-824 or maj-2318) the water filter is bacteria-retentive.When the water filter is installed in the following procedure, the record of water filter changes can be stored in memory.Warning always be sure to attach the olympus-designated water filter (maj-824 or maj-2318).If it is not attached or if other water filter is attached, microorganisms in the water may contaminate the reprocessor piping, and then the reprocessing of endoscopes will be insufficient." olympus will continue to monitor field performance for this device.
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