Carotid Restraint – Effects on Airway

Carotid Restraint

The carotid restraint technique, often debated in the context of use-of-force protocols, has various myths and facts associated with its effects on the airway. Here’s a concise overview on its airway effects:

Facts:
Temporary Airway Obstruction: Properly applied carotid restraint may lead to temporary airway obstruction, primarily through reversible soft-tissue obstruction and the subject’s voluntary Valsalva maneuver.

Mechanisms of Obstruction:

Reversible Soft-Tissue Obstruction: This occurs when the tongue or surrounding soft tissues block the airway, particularly if the person applying has a muscular arm, or the subject of carotid restraint is resisting the restraint by tucking their chin.

Valsalva Maneuver: The subjects often involuntarily engage in the Valsalva maneuver in anticipation of carotid restraint, blocking airflow initially and temporarily.

No Permanent Damage: When executed correctly, carotid restraint should not result in permanent occlusion to central airway structures.

Myths:
Permanent Airway Damage: There’s a misconception that carotid restraints cause irreversible harm to the airway, which is not supported by proper application guidelines.

Universal Effectiveness: The effectiveness and safety of carotid restraints can vary significantly based on the individual’s anatomy, sensitivity, and the situation at hand, so it’s not a one-size-fits-all solution.

Simplicity of Technique: The technique requires specific training and understanding of anatomy to apply it safely, countering the notion that it can be used indiscriminately.

Understanding these facts and myths is crucial for law enforcement and medical professionals when discussing use-of-force measures. Further training and education can help reduce confusion and ensure that techniques are applied safely and effectively.

See carotid restraint reference:

https://haxor.group/wp-content/uploads/2024/09/bvr-bilateral-vascular-restrain-john-pi-ntoa-article-only.pdf

Published by John Pi, MD

"Praise be to the LORD my Rock, who trains my hands for war, my fingers for battle." Psalm 144:1

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