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