University of concussion researchers have created a 3D - printed device that allows users to accurately scan patients for signs of concussion or other traumatic brain injuries . The 3D - printed device , called PupilScreen , blocks out ambient light , allowing the accompanying app to scan a person 's eye using a smartphone video camera and flash before analysing the footage . A pilot study showed early success , with the system able to correctly differentiate between patients with concussion and those without .
University of Washington researchers have created a 3D-printed device that allows smartphones to accurately scan patients for signs of concussion or other traumatic brain injuries. The 3D-printed device, called PupilScreen, blocks out ambient light, allowing the accompanying app to scan a person's eye using a smartphone video camera and flash before analysing the footage. A pilot study showed early success, with the system able to correctly differentiate between patients with injuries and those without.