Description of event according to initial reporter.A patient of undisclosed gender and age underwent a tevar (thoracic endovascular aortic repair) procedure in which the zenith alpha thoracic endovascular graft proximal tapered components, was used.When the graft was unsheathed in the patient the third stent from the top would not open fully.It was constrained about fifty percent.The surgeon used a coda balloon to open the stent successfully.It was a dissection, patient had some tears in their aorta patient outcome: district manager contacted the surgeon one day post-op and surgeon confirmed the patient was doing well.
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