The device was not returned for analysis.A review of the electronic lot history record (elhr) and lot level similar incident search for this product were not performed because the part and lot numbers were not reported and the product was not returned for analysis.The investigation was unable to determine a conclusive cause for the reported shaft break.It is possible that the device was inadvertently mishandled during advancement, as no failures were reported during preparation, resulting in the reported break.Without having the device to examine and limited information provided, a conclusive cause cannot be determined.There is no indication of a product quality issue with respect to manufacture, design or labeling.
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