This supplemental report is being submitted to provide additional information.The subject device was not returned to olympus medical systems corp.(omsc) for evaluation but was returned to olympus europa se & co.Kg (oekg).Omsc reviewed the manufacturing history (dhr) of the subject device and confirmed no irregularity.The exact cause of the reported event could not be conclusively determined.However, based on the reported information, there was the possibility that the reported phenomenon was attributed to insufficient cleaning after the using of the subject device.Furthermore omsc could not identify what the foreign object because omsc could not check the actual device.If additional information becomes available, this report will be supplemented.
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