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Discovery of Blood Types
Karl Landsteiner demonstated that people with different blood types, which this is determined by marker molecules on their red blood cells. It enabled blood transfusions to be done safely. -
Blood Banks
Charlews Drew demonstrated that emergency tranfusions could be sucessfully with plasma if whole blood wasn't available. He establish blood banks during World War II and saved millions of lives. -
Treatment for "Blue Babies"
Helen Taussig identified the heart defect that causes the skin of some newborn babies. The blood of these babies does not recieve enough oxygen. Taussing and another surgeondeveloped an operation to correct the defect. -
First Heart Transplant
Christian Barnard performed the first transplant of a human haert. The man who recieved the heart lived only 18 days after. HIs work helped transplant hearts and other organs. -
Artificial Heart
The artificial was developed by Robert Jarvik. It was implanted into a patient by a sergeon named William DeVries at the University of Utah. The man who recieved the heart lived 112 days. -
Laser Beam Unclogs Arteries
The U.S government approved of a device that uses a laser to burn away the material that causes blockage in some arteries.
