Fig. 8 | Scientific Reports

Fig. 8

From: Study of the energy efficiency of various drive systems of an innovative implantable left ventricular assist device

Fig. 8

Test stand for energy efficiency study of the system for powering the left ventricular assist balloon assembly: (1)—flow reservoir replacing the pulmonary system, (2)—heart model, (3)—pulmonary veins pressure sensor, (4)—aorta pressure \(p_{ao}\) sensor, (5)—gas pressure \(p_b\) in the pneumatic system upstream of the balloon assembly, (6)—membrane tank, (7)—flow meter, (8)—external portable system with suction-discharge device (case), (9)—energy consumption meter for a set of Mitsubishi components, (10)—heater.

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