Mechanism to Valve a Cabrol Fistula for Bleeding Control

Commentary: “Incidental” total aortic stent graft in acute type A dissection surgery

“…We described a technique for "valving" the fistula, so that flow only goes in the desired direction. 3,4 (See Figure 1.) Otherwise, the venous backflow can make one regret ever having constructed the fistula (especially If venous pressure is high).…”