This study aims to evaluate the utility of a video assisted device for intubation (placement of a breathing tube) during surgery. This study specifically aims to compare a video assisted intubation with the CMAC laryngoscope to conventional devices in the setting of intubations predicted to be difficult.
Patients will be specifically screened for predictors by history and physical exam of potential airway difficulty. The role of video laryngoscopy in airways predicted to be difficult is poorly defined. This study aims to recognize if video laryngoscopy is more useful than conventional laryngoscopy as a first attempt for those with anticipated difficulty.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
300
Intubation utilizing the assistance of video enhancement
Patients will be intubated utilizing either a Macintosh 3 or Macintosh 4 designed blade
Oregon Health & Science University
Portland, Oregon, United States
Measure of Intubation Success
Success was measured by confirmed tracheal tube placement with one attempt. Any removal of the laryngoscope blade constituted a failure
Time frame: During each intubation in a 14 month period
Intubation Time
Time was measured as the duration of laryngoscopy defined by blade insertion to tracheal tube cuff inflation
Time frame: During laryngoscopy procedure
Number of Participants Intubated With a Rescue Device
Time frame: 1 year
Number of Participants With Complications
Time frame: 1 year
Number of Participants With a Laryngeal View Grade of 1 or 2 vs. 3 or 4.
Grade 1= full view of the glottis achieved Grade 2= partial view of the glottis achieved Grade 3= only the epiglottis visualized Grade 4= no laryngeal view achieved
Time frame: 1 year
Number of Particpants Requiring Adjuncts to Assist Intubation
Time frame: 1 year
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