Fig. 1From: Comparison of VividTrac®, Airtraq®, King Vision®, Macintosh Laryngoscope and a Custom-Made Videolaryngoscope for difficult and normal airways in mannequins by novicesEvaluated laryngoscopes. a Direct laryngoscope (Macintosh); b VividTrac®; c Custom-made, improvised laryngoscope; d King Vision®; e Airtraq®Back to article page