This report is being supplemented to provide additional information based the legal manufacturer's final investigation.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, it is likely that physical or chemical stress to the distal end caused the reported event.Instructions for use (ifu) (operation manual) states on handling of distal end as follows: "important information ¿ please read before use warnings and cautions: warning ·do not strike, bend, hit, pull, twist, or drop the endoscope¿s distal end, insertion tube, bending section, control section, universal cord, or endoscope connector of the endoscope with excessive force.The endoscope may be damaged and could cause patient injury, burns, bleeding and/or perforations.It could also cause parts of the endoscope to fall off inside the patient." ifu (operation manual) includes the following on troubleshooting: "chapter 5 troubleshooting if the endoscope is visibly damaged, does not function as expected or is found to have irregularities during the inspection described in chapter 3, ¿preparation and inspection¿, do not use the endoscope.Contact olympus.Some problems that appear to have irregularities may be correctable by referring to section 5.1, ¿troubleshooting guide¿.If the problem cannot be resolved by the described remedial action, stop using the endoscope and contact olympus." olympus will continue to monitor field performance for this device.
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