Fig. 2From: The “wireless” portion of a wire-reinforced endotracheal tube may kinkThe “wireless” portion of a WRET. a The wireless portion between the end of the embedded coiled wire in the tube and the tip of the plastic slip joint. Red arrowheads indicate the wireless portion. b A WRET becomes kinked when an angulated force is applied at this portion (red arrowheads)Back to article page