Electronic wound dressing releases drugs to help injuries heal

A stretchy bandage that can monitor wounds, release drugs as needed and perform electrical stimulation has been shown to accelerate healing in rodents.

Wei Gao at the California Institute of Technology and his colleagues have developed the smart sticking plaster from a flexible printed circuit board. The dressing, which is just a few centimetres long, contains electrochemical sensors that analyse a range of biomarkers, including temperature …