Assertion: artificial heart's pump | /r/CapableOf | mimic the action of the heart
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text: The evolution of pump technology brought about two main types of devices: pulsatile LVADs, where blood is pumped through the internal device via an external pump mimicking the action of the heart; and, continuous flow pumps (axial and centrifugal), in which a magnetically controlled rotor forces blood through the device.