We checked the returned unit and confirmed that the bending rubber gluing missing.Based on the result, we concluded that it was caused due to the physical damage applied on the bending rubber gluing.In addition, we confirmed that the insertion flexible tube (ift) coating damage, the light guide fiber bundle (lcb) broken, the bending rubber dirty, the insertion flexible tube (ift) dirty, and the objective lens unit dirty; however, they are not the main cause, and/or irrelevant to the alleged complaint.As a result of gfe, it was not possible to identify where the bending rubber gluing fell, so it was evaluated to submit the mdr based on technical reports and risk analysis results.
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