New study aims to perfect tourniquet placement for emergency bleeding control

NCT ID NCT06725602

ENROLLING_BY_INVITATION Knowledge-focused Sponsor: University of Sao Paulo Source: ClinicalTrials.gov ↗

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study compares how well different tourniquet models block blood flow when placed on the arm, forearm, leg, and thigh. Forty healthy volunteers will each receive eight tourniquet applications over three days. The goal is to see if placement location affects how quickly and completely blood flow stops, which could improve emergency bleeding control guidelines.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to: If successful, this could refine tourniquet application guidelines for emergency responders, potentially saving more lives from severe bleeding.
What could go wrong: This is a small, early-stage study with 40 healthy volunteers, not patients. Results may not apply to real injury scenarios or different body types.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

Emergencies Hemorrhage injury Shock

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

HEMORRHAGE HYPOVOLEMIC SHOCK TOURNIQUETS

Contacts and locations

Locations

Ribeirão Preto Medical School USP (FMRP-USP), Experimental Surgery Department

Ribeirão Preto, São Paulo, 14040900, Brazil

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