Abstract
Summary
1. A heart-lung apparatus employing the principles of gas dispersion and centrifugation is described. 2. The apparatus presents certain advantages: a. No foreign substances other than anticoagulants need be added to the blood, b. Parts coming into contact with the blood can be sterilized by autoclaving. c. Over three liters of blood per minute can be completely oxygenated and defoamed in the apparatus in its present form, and this capacity can be greatly increased. 3. The apparatus can substitute for the respiratory function of the lungs in dogs for at least 30 minutes, with permanent survival of the animal.
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