The Chimney Graft:<b>A Technique for Preserving or Rescuing Aortic Branch Vessels in Stent-Graft Sealing Zones</b>

Abstract

The use of chimney grafts is feasible in the renal and superior mesenteric arteries, as well as in the supra-aortic branches, to facilitate stent-graft repair of thoracic or abdominal aortic lesions with inadequate fixation zones.