Microneedle Patch (IMAGE) Georgia Institute of Technology Caption Patches containing tiny microneedles could one day replace conventional hypodermic needles for drug and vaccine delivery. Researchers from Georgia Tech and the CDC have received funding to study the use of such patches for polio vaccination. Credit Georgia Tech Photo: Gary Meek Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.