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suggesting that the model should not be used in high-heat en- 5. Schauer SG, Naylor JF, Maddry JK, et al. Prehospital airway man-
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models (i.e., King LTS-D, LMA Supreme, air-Q, Baska Mask) cedures performed in trauma patients by ground forces in Afghani-
may not be optimal for military field use. However, all SGA stan. J Trauma Acute Care Surg. 2018;85(1S Suppl 2): S154–S160.
models must be taken in context with clinical performance of 7. Schauer SG, Naylor JF, Chow AL, et al. Survival of casualties un-
the devices, packaging, and cost. dergoing prehospital supraglottic airway placement versus crico-
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Funding versus cricothyrotomy by combat medics using a synthetic cadaver
Our study was supported by a grant from the Defense Health model: a randomized, controlled pilot study. J Spec Oper Med.
2020;20(4):68–72.
Program 6.7. 9. Butler FK Jr, Blackbourne LH, Gross K. The combat medic aid
bag: 2025. CoTCCC top 10 Recommended battlefield trauma care
Acknowledgments research, development, and evaluation priorities for 2015. J Spec
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This research was supported in part by the Oak Ridge Institute 10. Schauer SG, JRD Fernandez, JL Roper, et al. A randomized cross-
for Science and Education through an interagency agreement over study comparing surgical cricothyrotomy techniques by com-
between the US Department of Energy and US Army Institute bat medics using a synthetic cadaver model. Am J Emerg Med.
of Surgical Research. The low-pressure (altitude) test was com- 2018;36(4):651–656.
pleted with assistance from the Hypersonics Laboratory at the 11. Command USATaE. Environmental Engineering Considerations
and Laboratory Tests. In. H ed: Department of Defense; 2019.
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tected breathing tube for improving airway securement in emer-
Disclaimer gency care. J Mech Behav Biomed Mater. 2021;114:104211.
The views expressed in this article are those of the authors and 13. IngMar Medical. QuickLung RespiTrainer Advance Manual Ven-
tilation Task Trainer. https://www.ingmarmed.com/wp-content
do not reflect the official policy or position of the US Army /uploads/2014/09/RespiTrainer-Advance-Operations-Manual
Medical Department, Department of the Army, Department of -05-21-14.pdf. Published 2014. Accessed 4 January 2021.
Defense, or the US Government. 14. Banoo H, Nusrat N. Implications of low stomach acid: an update.
Rama Univ J Med Sci. 2016;2(2):16–26.
15. Kim M-S, Oh J-T, Min JY, Lee K-H, Lee J-R. A randomised com-
Disclosures parison of the i-gel and the Laryngeal Mask Airway Classic in in-
None. fants. Anaesthesia. 2014;69(4):362–367.
16. Lopez AM, Agusti M, Gambus P, Pons M, Anglada T, Valero R. A
Author Contributions randomized comparison of the Ambu AuraGain versus the LMA
Carlos Bedolla, BS, and Danielius Zilevicius, BS, contributed supreme in patients undergoing gynaecologic laparoscopic surgery.
J Clin Monit Comput. 2017;31(6):1255–1262.
equally to this study. CB, DZ, GC, MG, SS, and RLH designed 17. Wharton NM, Gibbison B, Gabbott DA, Haslam GM, Muchatuta
and conducted the experiments. CB and DZ wrote the initial N, Cook TM. I-gel insertion by novices in manikins and patients.
draft of the paper. MDA, BL, JFN, RAD, SGS, and RLH pro- Anaesthesia. 2008;63(9):991–995.
vided expert knowledge and substantial edits to the paper. 18. Gatward JJ, Cook TM, Seller C, et al. Evaluation of the size 4
i-gel airway in one hundred non-paralysed patients. Anaesthesia.
RAD, SGS, and RLH conceived the study concept and super- 2008;63(10):1124–1130.
vised the overall research plan. All authors read and approved 19. Sabuncu U, Kusderci HS, Oterkus M, et al. AuraGain and i-Gel
the final draft. laryngeal masks in general anesthesia for laparoscopic cholecystec-
tomy: performance characteristics and effects on hemodynamics.
Saudi Med J. 2018;39(11):1082–1089.
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PMID: 37083896; DOI: 10.55460/B4KU-GB0V

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