Transplants: An Artificial Heart

Although Houston's Dr. Denton A. Cooley has transplanted more human hearts than any other surgeon, he still finds them in short supply. So last week he implanted the world's first completely artificial heart as a stopgap measure while he and the patient waited for a suitable heart donor.

On the operating table at St. Luke's Episcopal Hospital was Haskell Karp, 47, a printing estimator from Skokie,III., his heart drastically damaged by coronary-artery disease. Karp had had an implanted pacemaker for eleven months, but it was failing. Cooley first tried to save him...

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