Airway Management with Cervical Spine Immobilisation: A Comparison between the Macintosh Laryngoscope, Truview Evo2, and Totaltrack VLM Used by Novices—A Manikin Study
Table 1
Comparison of studied devices.
Intubating device
Time required to obtain the laryngeal inlet view () (s)
Intubation to successful ventilation time () (s)
Min
Max
Mean (SD)
value
Min
Max
Mean (SD)
value
Macintosh laryngoscope
3.5
30.2
13.4 (2.14)
0.12
12.8
90.0
39.1 (4.57)
0.04
Truview Evo2
4.0
52.5
14.2 (2.36)
<0.0001
17.0
78.3
35.7 (9.27)
<0.0001
Totaltrack Video Laryngeal Mask (VLM)
4.6
68.0
21.5 (6.2)
<0.0001
13.8
107.2
52.8 (11.06)
<0.0001
Compared intubating devices: Macintosh and Truview Evo2, Truview Evo2 and Totaltrack VLM, and Macintosh and Totaltrack VLM; SD: standard deviation; s: seconds.
