To date, the device has not been returned to olympus for evaluation.An olympus representative has instructed the customer to return the devices for evaluation, as acetone could possibly damage the scopes.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 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 root cause of the reported event is unable to be determined.However, the likely cause of the reported event is due to the possibility that the user did not read instructions for use (ifu) thoroughly.The event can be detected and prevented by following the ifu section which state: chapter 3.Inspection before use.3.6 inspecting and replenishing alcohol.Check how much alcohol is in the alcohol tank and add more as required.[warning] the alcohol used with the equipment must be 70% ethyl alcohol or isopropyl alcohol.Using any other kind of alcohol may result in malfunction of the equipment or the endoscope, difficulty drying the endoscope, fire hazard, or a hazard due to toxic vapor emitted from the alcohol.Olympus will continue to monitor field performance for this device.
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