Hemoglobe (IMAGE) Johns Hopkins University Caption This conceptual image illustrates how the HemoGlobe anemia screening device, slipped onto a patient's finger, would connect with a health worker's cellphone to display the test results. Credit JHU 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.