Gadget Quickly Cools Skin to Make Injections Less Painful: Comfortably Numb

Technabob (blog)Gadget Quickly Cools Skin to Make Injections Less Painful: Comfortably NumbTechnabob (blog)Three Rice University freshmen are working on a simple device that could make injections less painful. They call their device Comfortably Numb – a small ice pack that quickly cools down the spot to be injected.and more »