![Sponge-like solar cells could form the basis for less-invasive pacemakers or similar medical devices Sponge-like solar cells could form the basis for less-invasive pacemakers or similar medical devices](https://d2jx2rerrg6sh3.cloudfront.net/image-handler/picture/2014/7/Pacemaker-620x480.jpg)
Sponge-like solar cells could form the basis for less-invasive pacemakers or similar medical devices
![Between 1966 and 1972, many heart pacemaker implants used radioactive Plutonium-238 embedded in the device as a power source. So-called Nuclear-Powered Cardiac Pacemakers could maintain continuous power for over 40 years. : Between 1966 and 1972, many heart pacemaker implants used radioactive Plutonium-238 embedded in the device as a power source. So-called Nuclear-Powered Cardiac Pacemakers could maintain continuous power for over 40 years. :](https://external-preview.redd.it/3mf-lYjjVKpJzg_4ZlXryZWb8MItVZF8JTF7g2XVJpk.jpg?auto=webp&s=e61458932150288ed45f18a8fdc42af528cab666)
Between 1966 and 1972, many heart pacemaker implants used radioactive Plutonium-238 embedded in the device as a power source. So-called Nuclear-Powered Cardiac Pacemakers could maintain continuous power for over 40 years. :
![Micromachines | Free Full-Text | The Miniaturization of Cardiac Implantable Electronic Devices: Advances in Diagnostic and Therapeutic Modalities Micromachines | Free Full-Text | The Miniaturization of Cardiac Implantable Electronic Devices: Advances in Diagnostic and Therapeutic Modalities](https://www.mdpi.com/micromachines/micromachines-10-00633/article_deploy/html/images/micromachines-10-00633-g001.png)