António Abreu, a Sustainable Energy Systems PhD Student under the MIT Portugal Program, currently developing research work at LNEG (Laboratório Nacional de Energia e Geologia I.P.) has developed a non-invasive battery recharger system for electronic implants that allows a longer life for the internal implantable devices in the human body such as, pacemakers, defibrillators, electric heart, delaying considerable the usual customary surgery intervention for replacement.