Surgery: Daring Deed in the Heart

Imaginative and inventive surgeons have tried several ways to help the victim of a heart attack regain normal circulation, but none had ever been so bold as to cut out a piece of the heart itself. None, that is, until Dr. Raymond O. Heimbecker was confronted at To ronto General Hospital with a 56-year-old diabetic victim of a heart attack.

As the only hope of saving him, Dr. Heimbecker decided to try an unprecedented open-heart operation.

With the patient's circulatory system connected to a pump-oxygenator, the surgeon opened the heart and found that the septum (wall) between the main pumping chambers,...

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