Painless needles are one way technology is improving society. Needles are always scaring young children and even adults. Now with the new painless needle pediatricians can give vaccinations pain free. Researchers at Georgia Institute of Technology call theses new needles micro needles. They are made from silicon, metal, glass or biodegradable polymer. Theses needles are 500 times smaller then ordinary hypodermic needles, which are too small to irritate nerve endings. These new needles will consist of 400 embedded micro needles will be glued to a patch that will gently puncture the skin. Now with this new technology society can have pain free shots.
