This supplemental report was submitted to provide additional information from the legal manufacturer.The local repair evaluation found the suction channel with foreign waste inside.Additionally, the angulation wires are stretched, the insertion tube cover was deteriorated due to accumulation of waste and was melted, the insertion tube has shape and structure deformation and bending section cover glue is peeling off and brittle.The legal manufacturer performed a review of the device history records for the concerned device and no abnormalities were found.The investigation was completed by the legal manufacturer and determined that there is no manufacturing, material or processing related cause for this failure mode.The exact cause of the reported foreign material exited the channel could not be conclusively determined.The potential cause of the reported malfunction is due likely due to the following: the user did not adequately brush or feed sufficient water at pre-cleaning or manual cleaning.- pre-cleaning to be taken immediately after procedure was delayed, which caused foreign material to adhere and remain within the suction channel.- reprocessing process at the facility differed from ifu recommendation.As stated on the ifu (reprocessing manual) and as a preventative measure the ifu states, - precautions: an insufficiently cleaned, disinfected or sterilized endoscope and/or accessories may pose an infection control risk to the patients and/or operators who contact them.- manually cleaning the endoscope and accessories: be sure to thoroughly brush the inside of the instrument channel, the instrument channel port, the suction channel, and the suction cylinder of the endoscope.Insufficient brushing may pose an infection control risk.Olympus will continue to monitor complaints for this device.
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