Fig. 2From: Comparison of effects of extra-thoracic paraaortic counterpulsation to intraaortic balloon pump on circulatory support in acute heart failurePhotograph of experimental setup for the 65-ml extra-thoracic paraaortic counterpulsation device (ETPACD) in the acute heart failure sheep model. a. The vascular graft is anastomosed to the descending aorta and the device is left extracorporeal location with the thorax open; b. View of ETPACD after closure of the chestBack to article page