Aortopexy is a surgical procedure in which the aortic arch is fixed to the sternum in order to keep the trachea open.
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The earliest fully documented case of aortic dissection is attributed to Frank Nicholls in his autopsy report of King George II of Great Britain, who had been found dead on 25 October 1760; the report describes dissection of the aortic arch and into the pericardium.