Research Article

A Novel Control Method for Rotary Blood Pumps as Left Ventricular Assist Device Utilizing Aortic Valve State Detection

Figure 1

Flow chart of the control method composed of three main parts: estimation unit, speed control unit, and RBP control unit; —pump flow per minute, —desired pump flow, —pump speed, —index for detection of partial support (PS), and full support (FS) pumping states.