Gecko Foot Band-Aids Promise Better Healing

Sticky bandages inspired by geckos’ feet could soon be used to seal wounds and close surgeon’s cuts. Since the bandages would dissolve harmlessly within the body, they could also replace stitches and sutures. Geckos can walk on walls thanks to nanoscopic bristles, called setae, on the bottom of each foot. Setae produce an intermolecular attraction allowing the gecko’s foot to stick to almost any surface