Overview
- It consists of a flexible tube containing a bundle of optical fibers that are inserted into the human body and look through it to the internal organs that are difficult to reach with x-rays such as the esophagus, stomach and upper part
- From the intestines, sinuses, colon, bladder and joints, the idea of its work is to send light in optical fibers, usually a laser beam to illuminate the place to be photographed, and at the outer end of the endoscope it is connected to a camera that shows what is happening inside the body on a television screen.