On (b)(6) 2015, a gore® viabahn® endoprosthesis with heparin bioactive surface was being deployed in the cephalic arch of a patient to repair the residual stenosis and bleeding after angioplasty.The procedure was performed in an outpatient setting in a dialysis clinic.It was reported to gore that after the gore® viabahn® endoprosthesis with heparin bioactive surface deployed, the proximal portion of the endoprosthesis did not fully expand.It was stated that the catheter was unable to be pulled back through the endoprosthesis to remove it from the patient and was caught on the struts of the stent graft.The patient was transferred to the er of a nearby hospital and a surgical procedure was performed under general anesthesia to remove the catheter.
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