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The new material, which can be injected, molded, and set in place by exposure to light, could benefit people disfigured by disease or injury.
Medtronic is using microelectronics to make a pacemaker so small it can be injected.
A pressure-sensing implant helps heart-failure patients stay healthy.
A surgery-free prosthetic retina restores vision in blind mice and raises the prospects for something similar in people.
A patient has received the first ear implant to treat a balance disorder; researchers hope it leads to similar devices that are even more complex.
A prototype silk biosensor could someday alert doctors to signs of disease.
A startup hopes implanted insulin-producing cells will free diabetics from insulin injections.
Stimulating the vagus nerve may help block phantom sounds by reorganizing the brain.
Epilepsy patients who don’t respond to drugs may soon have a new option.
Ultrasound might provide a new, noninvasive way to control brain activity.