Figure 1

Scheme of the instrumentation of the heart with a conductance catheter, flow and pressure sensors and an inflatable occluder around the ascending aorta and femoral and aortal balloon catheters. (Ao.: aortic, asc.: ascending, desc.: descending, fem.: femoral, LV: left ventricle. Figure is a modification of figure “Heart normal” by Eric Pierce57. The original figure can freely be published under CC BY-SA license (https://en.wikipedia.org/wiki/User:Wapcaplet).