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This report is being supplemented to provide additional information based on the approved final investigation.The manufacturing date cannot be identified because the serial/lot number is unknown.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, and since the device was not returned for evaluation due to the facility discarding it, the definitive root cause of the reported issue could not be determined.The event can be detected/prevented by following the instructions for use (ifu) (drawing number:gk4802, revision number : 27): when aspirating body fluid via the endoscope, be careful not to aspirate a clip or clip connector which has been dropped inside the body cavity, as this could clog up the suction channel or cause the clip/clip connector to be stuck in the suction valve and disable the endoscope¿s suction function.If a clip or clip connector is accidentally aspirated into the endoscope, follow the procedure given in ¿removal of an aspirated clip or clip connector¿ on page 35.Removal of an aspirated clip or clip connector, if a clip or clip connector is accidentally aspirated into the endoscope, follow the procedure below to remove it: withdraw the endoscope from the body cavity, keeping the insertion portion and bending section straight.Leave the biopsy valve mounted on the endoscope.Remove the suction tube and connect a syringe filled with tap water to the endoscope¿s suction connector.While gently pressing the suction valve, inject the tap water into the endoscope¿s suction connector.Olympus will continue to monitor field performance for this device.
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