As reported, on (b)(6) 2015, a gore® viabahn® endoprosthesis was used for the treatment of a superficial femoral artery (sfa) thrombosis.The 6mm x 15cm gore® viabahn® endoprosthesis was placed from the sfa origin to the proximal popliteal artery.On (b)(6) 2015, follow-up imaging revealed the 6mm x 15cm gore® viabahn® endoprosthesis migrated 2cm distally from the original placement.An embolectomy was performed at that time.On (b)(6) 2015, a 6mm x 25cm gore® viabahn® endoprosthesis was placed to reline the entire vessel segment.Post procedure, the blood flow looked good; however, a couple hours later, the patient developed symptoms and imaging revealed the 6mm x 25cm device had also migrated 2cm distally.Reportedly, the physician felt an anomaly may have been present which may have contributed to the two devices migrating distally.A common femoral to popliteal artery bypass procedure was performed.On (b)(6) 2015, the patient received an amputation.
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