From improvised tourniquets (yes, there is robust data they work, though not as often as some commercial tourniquets), to slings, securing devices, and bandages, the cravat or triangular bandage has been around for hundreds of years and is perhaps the single most versatile piece of medical kit.
For a review of the literature on improvised tourniquets, and a scientific approach to improvised techniques, check out our Improvised TECC/TCCC online class, link in bio.
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