This report is being supplemented to provide additional information based on the legal manufacturer's final investigation and to correct information provided on the initial report.A review of the device history record (dhr) found no deviations that could have caused or contributed to the reported issue.The device met all specifications at the time of shipment.Based on the results of the investigation, since detailed information regarding the foreign material was not provided, it is likely the foreign material was chemical residue or a part of silicon rubber used in injection tube/endoscopic room, which are accessories of the subject device.All efforts to contact the user for further information have been unsuccessful to-date.
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