Developing the smallest pacemaker in the world

Researchers at Northwestern University in the United States developed such a small time pacemaker, which is only 1.8 millimeters wide by 3.5 millimeters long. Its dimensions are so small that it fits inside the needle of a syringe, making its application safe and minimally invasive. This device was designed primarily for newborns with congenital heart defects, although it could also be used in larger hearts, according to a study published in Nat…