This supplemental report is being submitted to provide the results of the legal manufacturer's final investigation.Additional information added to field h3 and h6.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, the reportable malfunction may have occurred by the following stress applied to the insertion section: physical stress such as scrabbing/hitting the insertion section; chemical stress from reprocessing unrecommended in the ifu; and stress from poor storage environment (in direct sunlight, at high temperature, in high humidity, or exposed to x-rays, ultraviolet rays, etc.).The event can be detected/prevented by following the instructions for use: 3.2 inspection of the endoscope 5.Inspect the external surface of the entire insertion tube including the bending section and the distal end for dents, bulges, swelling, peeling, scratching, holes, sagging, transformation, bends, adhesion of foreign body, dropout of parts, any protruding objects or other irregularities.Based on the results of the investigation, the event may have occurred by the following stress applied to insertion section.Physical stress such as scrabbing hitting insertion section.Chemical stress from reprocessing unrecommended in instruction for use (reprocessing manual) stress from poor storage environment (in direct sunlight, at high temperature, in high humidity, or exposed to x-rays, ultraviolet rays, etc.) olympus will continue to monitor field performance for this device.
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