The product was returned to pentax medical for repair.Our technician checked the returned unit and confirmed that the bending rubber steel braid piercing.Based on the result, we concluded that it was caused due to the excessive force applied on the bending rubber.In addition, our technician confirmed that the insertion flexible tube cut, and the screen mask dirty; however, these defects are not the main cause, and/or irrelevant to the alleged complaint.Based on the technical report ""hr-rpt-0628(ift)"" and/or the risk analysis results, it was evaluated to submit mdr.
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