Completed ultraviolet lights system hanging from the operating room ceiling. In 1936, Dr. J. Deryl Hart originated the use of ultraviolet radiation to control airborne infections in surgical operating rooms, a technique that became widely accepted...
Operating room with ultraviolet light, x-ray screen, instrument table, and patient bed prepared for surgery. In 1936, Dr. J. Deryl Hart originated the use of ultraviolet radiation to control airborne infections in surgical operating rooms, a...
Technicians in the laboratory of Dr. Walter Kempner, professor of medicine. In the foreground is the Warburg apparatus, in which chemical reactions of surviving kidney cells are studies. In the background is a flame photometer, used for...
In the late 1920s, J. Deryl Hart invented a variable pressure bed (or air mattress) to ease patient’s bed sores. Hart patented many of his inventions, which also included a pneumatic bed, an operating room supply table, and a surgical basin with a...