This supplemental report is being submitted to provide the results of 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 3 years since the subject device was manufactured.The device was returned to olympus for inspection, and the customer's complaint that the alcohol connector was broken and could not be set while using the endoscope reprocessor was confirmed.Based on the results of the investigation, the breakage of the connector on the alcohol uptake tube is likely due to the lock lever of the alcohol connector being broken.It may have occurred from a massive impact on the lock lever from hitting hard objects, or excessive stress may have been applied to the lock lever repeatedly, which accumulated and led to the breakage.However, a definitive root cause could not be identified.Three attempts were performed to obtain additional information, but no response was received from the customer.Olympus will continue to monitor field performance for this device.
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