Microneedle versus hypodermic needle (IMAGE) Swansea University Caption Microneedles administer medicines through the skin in a far less invasive way than hypodermic needles. A Swansea University team are using microneedles to create a 'smart-patch' for vaccines, similar to transdermal nicotine patches that help people give up smoking. Credit IMPACT, Swansea University 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.