Tourniquet Management Beyond the Golden Hour: A Call for Doctrinal Change in TCCC

Tourniquets have proven lifesaving in modern combat, particularly during the Global War on Terror, where rapid evacuation often mitigated the risks of prolonged and non-medically indicated application. However, in future large scale combat operations (LSCOs), prolonged field care and delayed evacuation will be common. Without timely reassessment, medically unnecessary or ineffective tourniquets may lead to avoidable morbidity, including limb loss, rhabdomyolysis, and compartment syndrome. Data from U.S. and Ukrainian surgical teams reveal tourniquet reassessment, conversion, and optimization are not being practiced in the field to effectively control hemorrhage. Despite this, current TCCC doctrine lacks sufficient emphasis on tourniquet reassessment, conversion (TC), and optimization (TO)-especially among non-medical personnel. This paper calls for doctrinal change to classify tourniquet reassessment, TC, and TO as Tier 1 (All Service Member) skills. We recommend updating TCCC training, emphasizing reassessment within 2 hours of application, incorporating TC/TO into training lanes, and revising the DD1380 TCCC card to document these interventions. Preparing for LSCOs requires shifting from the "fire-and-forget" mindset. Equipping all service members with the skills to reassess and manage tourniquets appropriately can reduce preventable morbidity and preserve lives in prolonged care environments without compromising the proven benefits of rapid hemorrhage control.