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The device was returned to olympus for evaluation.In addition to the reportable malfunction documented in b5, the evaluation findings are as follows: the suction connector, the scope cover unit, the universal cord, the protector of the universal cord on the suction connector side, the control unit, the right/left knob, the free-engage knob, the connecting tube, the forceps elevator lever, the switch 1, the switch box, the scope cover, the grip and the image guide protector were scratched.The universal cord, the suction connector, and the scope cover unit were dirty due to water leakage; the right/left knob, the upward/downward angulation control knob, the free-engage knob, the forceps elevator lever and the control unit had discoloration; the adhesive on the bending section cover had a chip; the suction cylinder was shaved; the plastic distal end cover had a burn; due to corrosion on the suction connector, a noise image occurs; due to deformation on the bending tube, the angulation skips during angulation in up/down directions and due to a pinhole on the channel tube, water tightness was lost.Further information was provided by the customer.The device was cleaned, disinfected, and sterilized before it was sent in for repair.According to the customer, there was delay in the start of the pre-cleaning, the air/water nozzle was flushed with air and water, the nozzle is cleaned with lint-free cloths/brushes/sponges and the air/water nozzle is flushed with detergent solution.There were no abnormalities in the accessories used for reprocessing.The investigation is ongoing.A supplemental report will be submitted upon completion of the investigation or if any additional information is provided by the user facility.
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This report is being supplemented to provide additional information based on the legal manufacturer's final investigation, and to correct information provided in the initial report.Based on the results of the investigation, the event, ¿foreign material was found inside the nozzle¿, was confirmed.It could not be specified what the foreign material was nor the root cause of the remaining foreign material.It was unknown if the reprocessing steps were implemented in line with the instructions for use (ifu).It was confirmed that the section of the device with the foreign material residue had no deformation.A review of the device history record found no deviations that could have caused or contributed to the reported issue.It has been over 8 years since the device was manufactured.The suggested events can be detected and prevented by handling the device in accordance with the following instructions for use (ifu): ¿ the instruction manual operation manual ¿gif/cf/pcf-290 series, chapter 3 preparation and inspection¿ describes the methods for detection.¿ the instruction manual reprocessing manual ¿gif/cf/pcf-290 series, chapter 5 reprocessing the endoscope (and related reprocessing accessories)¿ describes the methods for prevention.Olympus will continue to monitor field performance for this device.
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