– Micro-scale materials are being used to make hypodermic needles shorter and thinner so that shots are less painful.
– The Fluzone Intradermal microinjector, recently approved by the FDA, releases flu vaccine directly into the skin, avoiding penetration of the muscles, which causes an ache afterwards.
– Engineers in Japan have created a multipart needle that mimics a mosquito’s relatively painless bite by using three individually motorized 0.04-inch-long needles.
– A dissolving microneedle patch developed at the Georgia Institute of Technology and Emory University could painlessly deliver drugs straight into the skin.
Related Articles on Hypodermic Needles:
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