as they require the unidirectional flow of blood through arteries and veins as described by Harvey. Extending the concept of an internal circulation to outside the body as extracorporeal circulation ...

thus ensuring unidirectional blood flow. Pulse rate, systolic drive pressure, diastolic suction pressure, and the relative systolic duration can all be monitored and adjusted on the IKUS in ...

The heart valve plays a very important role in maintaining unidirectional blood flow through the heart. Of the four main heart valves, the aortic valve plays an important part by regulating the ...