The risk of spinal cord injury during the frozen elephant trunk procedure in acute aortic dissection.

Objectives: The aim of the study was to access the extended occlusion of the intercostal arteries by a stent graft in the development of postoperative spinal cord injury during aortic arch surgery using the frozen elephant trunk technique.

Methods: A total of 37 consecutive patients underwent total aortic arch surgery using the frozen elephant trunk technique between March 2012 and July 2017. The mean age of the patients was 54.