Fig. 3From: Surgical repair and reconstruction of aortic arch in debakey type I aortic dissection: recent advances and single-center experience in the application of branched stent graftThree types of aortic arch. Aortic arch can be divided into three types according to the ratio between diameter of common carotid artery (CCA) to the distance between the horizontal line through the top of arch and the horizontal line through the orifice of innominate artery: a type I, less than 1; b type II, between 1 to 2, and c type III, more than 2Back to article page