This device is not distributed in us so that 510k# is blank.We checked the returned unit and confirmed that the insertion flexible tube (ift) spiral closer condition.Based on the result, we concluded that it was caused due to the excessive force applied on the insertion flexible tube (ift).In addition, we confirmed that the light guide fiber bundle (lcb) broken, the lg prong top broken, the remote control buttons perforated, the light guide cable buckled, the root brace rubber cut, the insertion flexible tube (ift) dirty, the lg prong top loose, and the insertion flexible tube (ift) twisted; however, they are not the main cause, and/or irrelevant to the alleged complaint.As a result of confirming the detail as gfe, no response was obtained, so we can not deny the possibility of the angle stuck.Therefore, based on the technical report and/or the risk analysis results, it was evaluated to submit mdr.
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