The subject device is not available; therefore, visual and functional testing as well as physical analysis cannot be performed.The reported complaint could not be confirmed, and it could not be definitively determined if the device failed to meet specifications because the product was not returned.Due to the automated dhr system there are controls in the manufacturing process to ensure the product met specifications upon release.The reported event is covered in the device directions for use (dfu).As well, the risk of the reported event is documented in the risk documentation and there are current controls to mitigate the risk of the as reported event.The reported event could not be confirmed, and it cannot be confirmed if the device met specification, as the device was not returned.It was reported that the balloon was not deflating and it had to be pulled back all the way to the sheath.Additional information received states that the device was prepped as per the dfu, no anomalies were noted to the device during initial inspection and preparation continuous flush was maintained for the duration of the procedure, the patient¿s anatomy was averagely tortuous and the balloon was able to be successfully inflated during preparation.As the device was not returned and a review and analysis of all available information fails to indicate an assignable cause or probable assignable cause for the reported event, an assignable cause of undeterminable will be assigned to this complaint.
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