The device was returned for investigation.Upon evaluation of the device, a hole in the bending section cover was noted.In addition, bending section cover leak, broken skeleton, and insertion tube heavy dent were observed.The investigation is ongoing; therefore, the root cause of the reported event cannot be determined at this time, however, if additional information becomes available, this report will be supplemented accordingly.
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This report is being supplemented to provide additional information based on the legal manufacturer's final investigation.The device history record was unable to be reviewed however, the refurbish record was reviewed, and no deviations occurred that could have caused or contributed to the reported issue.Olympus only releases products to market that meet all manufacturing specifications and final product release criteria.Based on the results of the investigation, a definitive root cause could not be determined.The legal manufacture was not able to identify foreign material and specific cause of the material lodged in the nozzle.It is likely that the bending tube was broken due to excessive force to the bending section, resulting in the suggested event.The following is included in the instructions for use (ifu): "precautions: perform a leakage test on the endoscope after each precleaning procedure.Do not use the endoscope if a leak is detected.Use of an endoscope with a leak may cause a sudden loss of the endoscopic image, damage to the bending mechanism, or other malfunctions.Use of a leaking endoscope may also pose an infection control risk." "inspect the external surface of the entire insertion section, including the bending section and the distal end for dents, bulges, swelling, scratches, peeling of coating, holes, sagging, transformation, bends, adhesion of foreign bodies, missing parts, protruding objects, or other irregularities.¿ "do not operate the angulation control lever with excessive force in a narrow space to the opposite direction from the bending direction while the distal end of the endoscope is not moved.The bending section may be damaged.Check the tip position of the endoscope and the shape of the bending section using fluoroscopy, etc.Do not insert the insertion tube with excessive force and twist." "do not insert the insertion tube with excessive force into the ureter or calix.The bending section may be damaged.¿ olympus will continue to monitor field performance for this device.
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