Intubation guide marks for correct tube placement. A clinical study
Department of Anaesthetics, Burnley General Hospital, Lancs.
0003-2409 (Print). 0003-2409 (Linking)
The tracheas of 140 adult patients were intubated with either TFX or Portex tracheal tubes. Guide marks were printed at variable distances proximal to the tube cuffs, and during intubation the guide mark was positioned at the level of the vocal cords. The