Macintosh designed equipment that now bears his name : a laryngoscope, an anaesthetic vaporiser, spray and endobronchial tube.
2.
RAE ( Ring, Adair, and Elwyn ) tube ), reinforced tubes, and double-lumen endobronchial tubes.
3.
A "'double-lumen endotracheal tube "'( also called "'double-lumen endobronchial tube "'or "'DLT "') is a type of endotracheal tube which is used in tracheal intubation during thoracic surgery and other medical conditions to achieve selective, one-sided ventilation of either the right or the left lung.