This report is being supplemented to provide a correction for g2 and h4.This report also includes additional information based on the legal manufacturer's final investigation.G2 - checked 'other' to add the country italy.H4 - corrected device manufacturer date to november 8, 2018.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 cause of the sheath detaching from the scope tip likely occurred from user handling the device during the procedure.The specific root cause of the user handling could not be determined at this time.The following information is stated in the instructions for use regarding proper handling of the device which may have prevented the event: "preparation and inspection - inspection of the endoscope: inspect the entire distal end of the endoscope including the objective lens and examination light outlet for any irregularities such as scratches, chips, cracks, stains, discoloration, deformation, and gaps around the lens.Operation - using the laser system: warning: do not irradiate the laser without viewing the tip of the laser probe and the aiming beam in the endoscopic image.This may cause patient injury, and the instrument channel may be damaged.Do not withdraw the laser probe while irradiating the laser.Patient injury and/or endoscope damage may occur." olympus will continue to monitor field performance for this device.
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