Theranos’s ambitions for a finger ... medical tests on drops of blood squeezed from their fingertips, rather than the usual way of plunging a needle into a vein in the arm and drawing large ...

this new technology utilizes microneedles and a suction cup to draw blood, making the process less daunting and more efficient than the traditional finger prick. The device is also cheap ...

After years of research and development, a needle-free device to measure a person’s blood glucose levels was coming to market—a game-changer for patients fed up with the messy and painful procedure of ...