(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.The device was not returned for analysis.The reported difficulties appear to be due to case circumstances.A review of the lot history record revealed no manufacturing nonconformities that would have contributed to this complaint.Additionally, a review of the complaint history of the reported lot revealed no other incidents.The investigation determined that the reported difficulties were due to case circumstances.There is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.
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It was reported that the procedure was to treat a lesion in the severely calcified inferior mesenteric artery (ima).The vessel was pre-dilated successfully with a 3.0x40 armada 14 balloon dilatation catheter.The 5.0x18 mm herculink stent system failed to cross the target lesion due to the patient anatomy.When removing the herculink stent system, the stent dislodged from the balloon.A snare device was used, the stent was snared close to the guide catheter and could not be retrieved any further; a cut down had to be performed to successfully retrieve the stent.The procedure was aborted.There patient is stable.No additional information was provided.
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