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Updated: May 12, 2026

Modified Technique for the Use of Neonatal Murine Hearts in the Langendorff Preparation
Published on: March 4, 2022
Kenneth Keown (1917-1985): Innovator in Early Cardiac Anesthesiology
Janette D McVey1, Julie M Marshall1, Quinn L Johnson1
1Department of Anesthesiology and Perioperative Medicine, University of Missouri School of Medicine, Columbia, USA.
Abstract:
Kenneth Keown, MD, was a forward-thinking anesthesiologist who developed techniques to allow the safe practice of cardiac anesthesia and opened the door for the future development of more complex intracardiac surgical procedures. His early successful protocols for cardiac anesthesiology and his wide-reaching education of others on these methods earned him the designation of "the grand old man of anesthesia for inside-the-heart surgery" at a young age. His contributions also extended to groundbreaking research in hypothermia, lidocaine uses as an antiarrhythmic, and advocacy for anesthesiology as a specialty. We highlight the accomplishments of Dr. Keown that may be unrecognized by those outside the field of cardiac anesthesiology, as they paved the way for the success of modern cardiac surgery.
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