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Related Experiment Video

Updated: Jul 3, 2026

A New Hybrid Quantitative Evaluation Model for Axillary Junctional Hemorrhage in Swine
08:27

A New Hybrid Quantitative Evaluation Model for Axillary Junctional Hemorrhage in Swine

Published on: December 6, 2024

Automated pneumatic tourniquet for hemorrhage control evaluated using an adaptive testing platform.

Theodore G Winter1, Carlos Bedolla1, Isiah M Mejia1

  • 1Expeditionary Medical Systems Department, US Army Institute of Surgical Research, Organ Support and Automation Technologies, Ft. Sam Houston, TX, United States.

Frontiers in Medical Technology
|July 2, 2026
PubMed
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Automated tourniquets offer improved hemorrhage control in trauma care. This system provides rapid, stable pressure, preventing re-hemorrhage and tissue damage, easing medical staff burden.

Area of Science:

  • Biomedical Engineering
  • Trauma Care Technology
  • Control Systems

Background:

  • Hemorrhage is a primary cause of preventable trauma deaths.
  • Conventional tourniquets risk loosening or overtightening during prolonged use and transport.
  • Effective hemorrhage control is crucial for initial trauma stabilization.

Purpose of the Study:

  • To explore automated control system approaches for tourniquet application and management.
  • To compare different automated tourniquet designs for efficacy and safety.
  • To assess the potential of automated tourniquets in reducing medical personnel burden.

Main Methods:

  • Development and comparison of various automated tourniquet control system designs.
  • Evaluation of hemorrhage control speed and stability.
Keywords:
automationcontrol systemmedical devicetissue phantomtourniquet

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Integrated Compensatory Responses in a Human Model of Hemorrhage
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Last Updated: Jul 3, 2026

A New Hybrid Quantitative Evaluation Model for Axillary Junctional Hemorrhage in Swine
08:27

A New Hybrid Quantitative Evaluation Model for Axillary Junctional Hemorrhage in Swine

Published on: December 6, 2024

Integrated Compensatory Responses in a Human Model of Hemorrhage
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Integrated Compensatory Responses in a Human Model of Hemorrhage

Published on: November 20, 2016

  • Testing of automated systems in managing tourniquet loosening and overtightening scenarios.

    • Main Results:

    • An automated tourniquet approach achieved hemorrhage control in under 40 seconds.
    • The system effectively managed tourniquet loosening and overtightening, issues common with manual devices.
    • Demonstrated potential for consistent and safe hemorrhage control.

    Conclusions:

    • Automated tourniquets show significant promise for improving trauma care outcomes.
    • These devices can provide reliable hemorrhage control in early stages of care.
    • Automation can reduce the cognitive load on medical personnel in critical situations.