Robert S. Ledley

Born: 1926
Birthplace: New York City

Diagnostic x-ray systems—Ledley developed the ACTA diagnostic x-ray scanner, the first whole-body computerized tomography (CT) machine. He was the first to do medical imaging, three-dimensional reconstructions and to use CT in radiation therapy planning for cancer patients and the diagnosis of bone disease. (1990)

William LearThe National Inventors Hall of FameRonald Lewis

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