This device referenced in this report has been returned to olympus for evaluation.As it was reported, the phenomenon was duplicated that the subject device did not display image.There were such a burnt trace as a laser and a water leakage in the instrument channel at the distal end of the subject device.The user facility commented that they did not conduct an inspection before use.The user facility commented that the endoscopic image was lost during emitting laser.In addition, there was a burnt mark around opening of the instrument channel.Therefore, the user facility emitted laser by mistake, which might cause overload for charge coupled device (ccd), and consequently, the image loss might occur.The manufacturing record of the subject device was reviewed with no abnormality possibly associated with the reported phenomenon.If additional information becomes available at a later time, this report will be supplemented.
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