-
Period: to
twentieth century
-
Discovery of Blood Types
Karl Landsteiner demonstarted that different people have different blood types. Which are determined by marker molecules on their red blood cell. His discovery made blood tranfusions safe. -
Blood Banks
Charles Drew discovered that emergency transfusions could successfully be done with plasma if the whole body was not avalible. During WWII Drew established blood banks so that donated blood could help save lives on the battle field. -
Blue Babies
Helen Taussig discoverd a heart defect that turned the babies blue. The blood in these blue babies doesn't get enough oxygen which makes the babies seem to appear blue. Alfred Blalock discovered a treatment to cure the newborn babies. -
First heart transplant
Christian Barnard performed the first transplant of a human heart. His work paved the way for future successes in transplanting hearts. -
Artifical Heart
Robert Jarvik was the first to create an artifical heart. Now artifical heart are use for people waitng for a heart transplant. -
laser beam unclogs arteries
the united states government approved a device that uses laser beams to burn away the materials creating blockage in some arteries