Currently, when pacemakers run low on juice, surgery is required to have it replaced. While surgery is necessary for implanting these new kinetic energy-harvesting devices, the idea is that they could be powered for a lifetime simply by using the body's natural rhythms. So far, the devices have only been tested on cows and other large animals, as more long-term testing is needed before the devices are ready for clinical trials.
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Still, when all the medical boards give this device the green light, l say we sew one onto the heart of Jaki Liebezeit, drummer for pioneering Krautrock band Can. With his machine-like, amphetamine beats, I'm convinced Liebezeit could power the world 'till kingdom come. See what I mean with "Halleluwah" and "Mother Sky."
Credit: University of Illinois and University of Arizona