National Academy of Engineering
Health Technologies Timeline
Find a timeline of important medical inventions of the 20th century. Inventions include the first electrocardiograph, the first kidney dialysis machine, the first plastic contact lens, and the first artificial heart.
National Inventors Hall of Fame
National Inventors Hall of Fame: Willem J. Kolff
Read a brief bio on Willem J. Kolff, inventor of the artificial kidney dialysis machine, and learn the extent to which this invention is being used in the U.S.