Erector Pump used for Blood Flow

The pump was used in 1951 to study the \u27character of coronary blood flow and devise methods for its safe removal from the open heart. In 1952, with a commercially made version of William Sewell\u27s pump (only one was made) in conjunction with a donor animal to provide oxygenation for the subject animal, experiments on the prevention of air embolism from the open heart were carried out employing electrically induced ventricular fibrillation. Annual Report 1948-1949: William Glenn joined staff, 1 Sept 1948; “he has rapidly taken hold of the vascular surgical problems…this phase of our general surgery has steadily climbed back toward the eminence lost when Dr. Shumacker resigned”. From the Yale Vascular History Powerpoint.https://elischolar.library.yale.edu/surgeryimages/1175/thumbnail.jp