DEVICES FOR EFFECTING ENDO-OESOPHAGEAL INTUBATION

摘要

1518654 Endo-oesophageal tubes L R CELESTIN 16 March 1977 11146/77 Heading A5R An endo-oesophageal tube comprises a tubular main part 10 having at or towards one end a resiliently deformable formation 14, preferably in the form of a frusto-conical flange, which opposes reverse movement of the tubular part after insertion through a stricture the tubular main part 10 and the formation 14 each being provided with a radioopaque marking, 16 and 18 respectively, which is preferably also visible. The tubular main part 10 of circular, oval or elliptical crosssection may be provided with a flexible funnel 11 at its upper end, preferably of oval or elliptical cross-section A helical reinforcing element 15 of nylon thread or wire may be embedded in the tubular wall.