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, the events, 1.) image, irregular color tone, and 2.) e216 error, were confirmed, and the device did not meet the standard specifications.The root causes of the subject events were unable to be specified.The probable cause for both events was due to stress of repeated use, external factors or handling of the device, the image sensor unit was damaged such as disconnection or a part mounted on the electrical circuit board such as integrated circuit chips and capacitors was broken, which may have resulted in the subject event.The instruction manual identifies the following related verbiage which could have detected the phenomenon: instructions, operation manual, chapter 3 ¿preparation and inspection¿, section 3.8 ¿inspection of the endoscopic system¿ describes how to inspect for the evaluated events.Olympus will continue to monitor field performance for this device.
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