Medical devices and apparatus, namely, implantable blood pumps, implantable medical controllers specially adapted for measuring performance parameters of cardiac devices during treatment, wireless heart monitors, wireless medical programmers specially adapted for activating ventricular assist devices, wireless power transfer systems in the nature of batteries specially adapted for powering implantable heart pumps, all for use with ventricular assist devices for treating patients with heart failure to aid the heart in pumping blood, sold together as a unit or individually as replacement components