Before revision: upright=1.3|Inside a modern Operating Room An operating theater (also known as an Operating Room (OR), operating suite, or operation suite ) is a facility within a hospital where surgical operations are carried out in an aseptic environment.
After revision: upright=1.3|Inside a modern Operating Room An operating theater (also known as an Operating Room (OR), operating suite, operation suite, or operation theatre (OT) ) is a facility within a hospital where surgical operations are carried out in an aseptic environment.