MODEL RELEASED. Surgery. Surgeon talking into a microphone from a surgical control room during an endoscopy operation. The surgeon in the operating theatre can be seen manipulating an endoscope, for example on the monitor at upper centre. The monitors at upper left and upper right show the internal views of the body seen by a camera on the end of the endoscope. An endoscope is a flexible tube with a camera and a light source that is inserted into the body to view internal structures and to treat problems.