We investigate the claim that the sniffing position aligns the "axes" and is the optimal position for viewing the glottic opening.
Our guest is Dr. Keith Baker, Vice Chair for Education and a thoracic anesthesiologist at the Massachusetts General Hospital.
Full show notes available at depthofanesthesia.com.
Connect with us @DepthAnesthesia on Twitter or depthofanesthesia@gmail.com.
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Music by Stephen Campbell, MD.
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References
El-Orbany M.I., Getachew Y.B., Joseph N.J., Salem M.R., and Friedman M.: Head elevation improves laryngeal exposure with direct laryngoscopy. J Clin Anesth 2015; 27: pp. 153-158
Frédéric Adnet, Christophe Baillard, Stephen W. Borron, Christophe Denantes, Laurent Lefebvre, Michel Galinski, Carmen Martinez, Michel Cupa, Frédéric Lapostolle; Randomized Study Comparing the "Sniffing Position" with Simple Head Extension for Laryngoscopic View in Elective Surgery Patients. Anesthesiology 2001;95(4):836-841.
Frédéric Adnet, Stephen W. Borron, Jean Luc Dumas, Frédéric Lapostolle, Michel Cupa, Claude Lapandry; Study of the "Sniffing Position" by Magnetic Resonance Imaging. Anesthesiology 2001;94(1):83-86.
Hochman II, Zeitels SM, Heaton JT. Analysis of the forces and position required for direct laryngoscopic exposure of the anterior vocal cords. Ann Otol Rhino Laryngol 1999; 108
Levitan R.M., Mechem C.C., Ochroch E.A., et al: Head-elevated laryngoscopy position: improving laryngeal exposure during laryngoscopy by increasing head elevation. Ann Emerg Med 2003; 41: pp. 322-330
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Depth of Anesthesia