Fig. 2From: The double-balloon technique: a safe and effective adjunctive technique in patients undergoing arterial therapy for hepatic malignancies with vascular supply not amenable to selective administrationa Set up for double balloon technique. The hemostatic valve of a Destination sheath is removed and replaced with a rotating hemostatic valve. The microcatheter is introduced into the vascular sheath and a rotating hemostatic valve is used. b Through the flush port of the rotating hemostatic valve a second rotating hemostatic valve is attached which allows for the introduction of the second microcatheterBack to article page