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This supplemental report is being submitted to provide the results of the legal manufacturer's final investigation.New information was added to the following fields: b3, b5, d8, d9, h3, h4, h6.The device was returned to olympus for inspection, and the customer's complaint of image compromise (pink image) was not confirmed, and part of the distal end may have fallen off (deterioration of glue at the distal end section) complaint was confirmed.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 of the pink image, the device malfunction was not confirmed during evaluation, the definitive root cause of the reported issue could not be determined.Additionally, based on the results of the investigation the deterioration of glue at the distal end section, it was presumed that due to no defects were observed that could affect the subject event; therefore, we could not specify the root cause of the event.However, it may be assumed that physical stress such as bumping or dropping or chemical stress of chemical solution in use is applied to the distal end section of the endoscope, may cause the issue to occur.The user may be able to prevent the subject of deterioration of glue at the distal end section by implementing in accordance with the following items in information for use (ifu).Instructions operation manual for ltf-190-10-3d ¿important information ¿ please read before use¿ instructions reprocessing manual for ltf-190-10-3d chapter 3, ¿compatible reprocessing methods and chemical agents¿ section 3.1, ¿compatibility summary¿.Olympus will continue to monitor field performance for this device.
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