Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of Tube, endotracheal
Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026
Tube, endotracheal: A flexible plastic tube that is put in the mouth and then inserted through the vocal cords down into the trachea (the airway). The doctor inserts the tube with the help of a laryngoscope. The procedure is called endotracheal intubation. The purpose is to ventilate the lungs.