Gastroscope

Gastroscope is a device for seeing inside the stomach. This device includes tubes with light source and mirrors attached to it that enter the stomach through the mouth and esophagus. By connecting the camera to the gastroscope you can take pictures of the stomach. 

With the help of optical fiber technology, gastroscopy allows you to view images transmitted by a bunch of optical fibers or video cameras. The flexibility of the device enables photographing and sampling of all areas of all area of the stomach,that is important for diagnosis.