Instead of reaching inside the chest with tools and wires, they may only need light—and a patch of smart, printed tissue. This light-activated heart tissue represents a major step forward.

These congenital heart defects affect the organ's lower ... thin tube with a light-emitting tip. To activate the light-sensitive hydrogel inside the shunt, they intend for surgeons to insert ...

For the current study, the researchers used UT’s e-tattoo design to develop a device that could operate inside the ... who used light to monitor and control heart rhythm (optocardiography ...

A beating pig heart on Jan. 21, 2025, at the University of Minnesota's Visible Heart Lab in Minneapolis. At the U's heart lab, millions of dollars of tubing and wires and technology work to keep a ...