查看文章

The purpose of this study was to evaluate the effectiveness of the Pentax AWS^®, Glidescope^®, and the Truview EVO2^®, in comparison with the Macintosh laryngoscope, when performing tracheal intubation in patients with neck immobilization using manual in-line axial cervical spine stabilization.

One hundred and twenty consenting patients presenting for surgery requiring tracheal intubation were randomly assigned to undergo intubation using a Macintosh (n=30), Glidescope^® (n=30), Truview EVO2^® (n=30), or AWS^® (n=30) laryngoscope. All patients were intubated by one of the three anaesthetists experienced in the use of each laryngoscope.

The Glidescope^®, AWS^®, and Truview EVO2^® each reduced the intubation difficulty score (IDS), improved the Cormack and Lehane glottic view, and reduced the need for …