800w, 1200w, 1920w" alt="This illustration shows how one of the microneedles provides more surface area for silicate nanoplatelets (gold) to come into contact with the blood" />

Skin-applied microneedle patches are already used to painlessly deliver medication and detect chemicals in a patient's bloodstream. An experimental new one, however, reportedly stops wounds from bleeding much more effectively than traditional bandages.

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Category: Medical, Science

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