title: A radiopaque suture to identify the aorto-saphenous vein graft orifice.
mesh_terms: D000792:Angiography; D017023:Coronary Angiography; D001026:Coronary Artery Bypass; D006801:Humans; D008722:Methods; D012501:Saphenous Vein / Q000637:transplantation; D013537:Sutures; D014182:Transplantation, Autologous