This device is not distributed in us so that 510k# is blank.The product was returned to pentax medical for repair.Our technician checked the returned unit and confirmed that the water jet tube clogged.Based on the result, we concluded that it was caused due to the inadequate/insufficient reprocessing at the facility on the water jet tube.In addition, our technician confirmed that the lcb (light carrying bundle) broken, the light guide cable buckled, the insertion flexible tube cut, and the u/d and the r/l pulley wires worn out; however, these defects are not the main cause, and/or irrelevant to the alleged complaint.Based on the technical report ""hr-rpt-0630(air/water & jet water channels)"" and/or the risk analysis results, it was evaluated to submit mdr.
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