(b)(4).Unique device identifier (udi): in the absence of reported part number, udi cannot be calculated.The device was not returned for evaluation.A review of the lot history record and complaint history of the reported lot could not be conducted because the part and lot numbers were not provided.The investigation determined the reported difficulties appear to be related to circumstances of the procedure.Based on the information reviewed, there is no indication of a product quality issue with respect to manufacture, design or labeling.
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It was reported that the procedure was a trans-aortic valve replacement (tavar) case.A 6.0 x 40 mm armada 35 balloon catheter was inflated to an unknown pressure; however, when deflating, the balloon folded flat and could not be removed from the 5f introducer sheath.The balloon catheter and introducer sheath had to be removed together and another sheath and catheter were used to successfully complete the procedure.No additional information was provided.
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