Ether Dome (Massachusetts General Hospital)

The Ether Dome is the preserved amphitheater operating room at Massachusetts General Hospital where, on October 16, 1846, surgeons publicly demonstrated the use of inhaled ether as a surgical anesthetic. The site, located in the Warren Building, is part of the hospital's historical exhibits and Warren Museum and is interpreted for visitors interested in medical history. The Ether Dome is recognized as a landmark in the history of anesthesia and surgical practice.