Jacques Oesophagus Tube This is an India rubber oesophagus tube of the Jacques type. The tube is marked with “Jaques Oesophagus Tube,” the manufacturer’s logo, and the number “20,” indicating the size of the tube. It features one open end and a closed tip with two lateral fenestrations, which help in reducing the risk of complications such as tissue damage or infection by allowing continuous drainage and ventilation. Some damage is present. 1925-1975