Impact of Head Position on Laryngeal Vision with Video Laryngeal Mask Airway
Author Information
Author(s): Castillo-Monzón Caridad G., Marroquín-Valz Hugo Antonio, Gaszynski Tomasz, Cayuela Manuel, Orozco Javier, Ratajczyk Pawel
Primary Institution: University General Hospital of Cartagena-Murcia, Cartagena, Spain
Hypothesis
Does the sniffing position provide better laryngeal visibility compared to the neutral position when using a video laryngeal mask airway?
Conclusion
The sniffing position does not improve glottic view compared to the neutral position when using a video laryngeal mask airway.
Supporting Evidence
- 88.89% of patients had adequate laryngeal visibility in the neutral position.
- 90.28% of patients had adequate visibility in the sniffing position.
- Success rates for first insertion attempts were 97.22% in the sniffing position and 93.06% in the neutral position.
Takeaway
This study found that tilting your head in a certain way doesn't help see the throat better when using a special breathing mask.
Methodology
A prospective, observational study comparing laryngeal visibility in 72 patients using two head positions.
Potential Biases
Potential bias due to the lack of randomization and single operator experience.
Limitations
The study was conducted by a single investigator, which may affect the generalizability of the results.
Participant Demographics
Majority were women (73.61%), median age 53.74 years.
Statistical Information
Statistical Significance
p>0.05
Digital Object Identifier (DOI)
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