00:00Can a machine completely replace your biological heart?
00:02In 1937, scientists built the first artificial heart,
00:05starting a medical revolution that changed human history forever.
00:08Before humans, it was tested on animals.
00:10Dr. Demikov first implanted it into a dog.
00:12Later trials on calves kept them alive for weeks,
00:15proving machines could sustain life.
00:16Then came the true masterminds.
00:18Dr. Willem Kolf and Robert Jarvik created the iconic Jarvik 7,
00:21a mechanical masterpiece made entirely of plastic, polyester, and aluminum.
00:25In 1982, Barney Clark became the first human to receive this heart.
00:28Near death, he miraculously survived for 112 groundbreaking days.
00:33But he was constantly hooked to a massive 400-pound external air pump via tubes.
00:38Today, they are wireless.
00:39Follow for more insane tech facts.
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