PARIS – Researchers at the Institute for Surface Technologies and Photonics in Weiz, Austria, and the Institute of Scientific and Industrial Research Osaka University, Japan, have invented new ultra-flexible health monitoring patches that use harvested bio-mechanical energy. “These new devices represent a wireless e-health patch for accurate pulse and blood pressure monitoring,” Andreas Petritz, from the Institute for Surface Technologies and Photonics (the materials research unit of Joanneum Research FmbH), told BioWorld.