Electronic wound dressing releases drugs to help injuries heal

1 year ago 38

Technology

A stretchable sticking plaster detects whether an injury is healing well and uses stimulating electrodes and microinjections of drugs to speed up the process

By Chris Stokel-Walker

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 …

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