Bronchoscopy footage. Bronchoscopes are a type of endoscope, flexible tubes that are inserted into the body and used to diagnose disorders and carry out internal surgery. They include cameras that provide the view seen here. This view is of part of the respiratory system, moving up the trachea from the branching point of the bronchi to the narrowing point of the larynx (voicebox) and the vocal cords. Endoscopes can also be used in the digestive system. The use of endoscopes in the respiratory system is known as bronchoscopy.