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Standardizing Tourniquet Reassessment and Conversion Across TCCC Tiers: TCCC Guidelines Proposed Change 25-2.

Eric J Koch1, Michael Andersen2, George A Barbee3

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PubMed
Summary

Tourniquet reassessment guidelines are updated for all service members (ASM) to reduce complications from prolonged use. New protocols emphasize timely reassessment and conversion by medical personnel to improve battlefield care.

Keywords:
All Service MemberProlonged Casualty CareTCCCTactical Combat Casualty CareTier 1tourniquet conversion

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Area of Science:

  • Military Medicine
  • Emergency Medicine
  • Trauma Care

Background:

  • Russo-Ukrainian War highlighted non-medically indicated tourniquet use.
  • Prolonged tourniquet application led to increased ischemic complications due to extended evacuation times.

Purpose of the Study:

  • Evaluate extending tourniquet reassessment and conversion practices to the All Service Member (ASM) level.
  • Develop standardized, time-based guidance for tourniquet management.
  • Align Tactical Combat Casualty Care (TCCC) principles with current operational realities.

Main Methods:

  • Convened a working group with input from NATO and partner nations.
  • Developed a standardized, time-based algorithm for tourniquet reassessment, repositioning, and conversion.
  • Replaced the term 'replacement' with 'repositioning' in guidance.

Main Results:

  • Affirmed a reassessment window within 2 hours for nonmedical personnel.
  • Limited tourniquet conversion beyond 2 hours to medical personnel.
  • Provided plain language guidance for battlefield medical care.

Conclusions:

  • Expanded lifesaving capability to nonmedical responders.
  • Reduced preventable morbidity and mortality from tourniquet use.
  • Enhanced TCCC principles for current operational demands.