Julian Dobranowski Medmastery video helps you identify aberrantly positioned endotracheal tubes (ETT) on chest x-ray by locating the tip of the ETT and the position of the carina.
François Chaussier (1746-1828) was a French anatomist and physician. He proposed the use of oxygen in pediatric resus (1781) and the laryngeal intubation (1806)
there are numerous modified versions of endotracheal tubes (ETT) used in critical care, this page describes the features of a standard endotracheal tube