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The device was not returned for analysis.Production record and corrective and preventative actions (capa) reviews were performed and revealed no indication of a product quality issue.Additionally, a query of the complaint handling database for the reported lot revealed there is no indication of a lot of specific issue.Based on the information provided, a definitive cause for the reported issue could not be determined.The difficulty to advance may be related to anatomical conditions.In certain circumstances, such as manipulation through tortuous and/or tight lesions, where heavy torquing and/or pushing/pulling is required, damage to a wire including a break may occur.Additionally, tortuosity, or over torquing may have damaged the device during advancement.Wire damage will lead to difficulty to advance.There is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.
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