The date of the reintervention, (b)(6) 2020, was chosen as the date of event as a best estimate.(b)(4).The serial number of the device is yet unknown and the device remains implanted in the patient.Therefore no evaluation could be performed yet.The serial number was requested from the physician.Answer pending.Cbas® heparin surface incorporates cbas-heparin manufactured from heparin sodium api, which is covalently bound to the device surface and is essentially non-eluting.
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A few week ago, on unknown exact date, the patient underwent a staged branched endovascular aortic repair procedure with zenith® t-branch® thoracoabdominal endovascular graft (cook medical).All bridging stents to the visceral vessels were gore® viabahn® vbx balloon expandable endoprostheses (viabahn vbx device).The celiac artery was not stented during initial procedure, to allow collateral vessels in lumbar region to develop and perfuse.On (b)(6) 2020, the second intervention to treat the celiac artery with a viabahn vbx device was done successfully.On (b)(6) 2020, an endovascular reintervention was required because of a type 1c endoleak from the viabahn vbx device placed in the superior mesenteric artery.The physician suspected, that the endoleak developed because of undersizing during the initial procedure.They extended the sealing zone with a viabahn vbx device, tracking from the femoral artery over an amplatz wire, through an aptus 16f sheath (medtronic), to treat the endoleak successfully.It was stated, that the patient is doing fine.
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