New Perspectives in the cath lab - 3D imaging by rotational angiography Siemens is revolutionizing the workflow for complex cardiac interventions by introducing syngo DynaCT Cardiac, which enables CT-like imaging of the heart with an angiocardiographic system during the procedure. syngo DynaCT Cardiac enhances your diagnostic and therapeutic capabilities by enabling you to visualize cardiac structures like the aortic root, the left atrium or pulmonary veins in 3D, in the cath lab.