November 7th, 2022
Researchers at the University of Arizona have developed a battery-free light-powered pacemaker that uses optogenetic stimulation of cardiomyocytes to achieve heart pacing. With conventional pacemakers, the leads of the device are anchored into the wall of the heart, using invasive hooks or screws. Small electrical shocks are then...
November 24th, 2021
Engineers and orthopedic specialists at the University of Arizona built an ultra-thin wireless sensor that is designed to monitor bone health over long periods of time. The battery-free device is intended to measure a variety of physiological parameters, such as temperature and bone strain, and could be useful for patients with...