An average man has about eleven pints of blood. Loss of more than a third usually causes profound shock, from which the body can seldom be revived even by transfusion. But at the Cleveland Clinic, two top-rank U.S. scientists have succeeded in reversing "irreversible" shock in revolutionary blood experiments on dogs.
Heart Specialist Irvine H. Page and Biophysicist Otto Glasser drained more than half of the dogs' blood, kept them in profound shock for two to three hours. Then, in place of the usual transfusion into a vein, they pumped blood into an artery, under pressure. In 70% of the cases, the...