The ocular fundus is the interior surface of the eye, and an ophthalmologist can learn a lot about a patient’s health by examining it. However, there’s a problem: an ocular fundus camera can’t capture a useful image unless the eye is brightly lit, but this makes the pupil constrict, obstructing the camera’s view. Ophthalmologists use... Continue reading
The Raspberry Pi often makes the world a better place. This time, it’s helping to test 3D-printed stents using a smart stent-testing robot. Stents are small tubes used to prop open a patient’s airway. They keep people alive, so it’s incredibly important they don’t fail. In fact, the FDA (Food and Drug Administration) requires testing of each design by... Continue reading
The Raspberry Pi is being used to save the eyesight of people in India thanks to the Open Indirect Ophthalmoscope (OIO) project.  Inside the OIO, machine learning technology is used to spot eye problems. Subsequently, the OIO becomes better at checking for problems over long-term use. “The Open Indirect Ophthalmoscope is a portable retinal camera... Continue reading