Replacement of cardiac valve
A revolutionary step was accomplished by the American doctors in 1959. A doctor Albert Starr saved life of man, first in history implanting artificial cardiac valves to the patient. A 52-years-old farmer Philip Аmudson, from little up suffering the disease of heart, became a lucky person. A patient put on weight, outlived another operation on implantation of valves of more perfect construction and died ten years after. Искусственый a valve consists of silicon marble moving into a metallic corps. This rescuing life prosthetic appliance was worked out by a doctor by Starr jointly with an engineer Edwards.