Clinical trial Recruiting at 1 site Observational Ages 18 and up

Using a special tourniquet for severe abdominal bleeding in trauma patients

Official title: Abdominal Aortic Junction Tourniquet (AAJT-S) for Non-compressible Torso Haemorrhage: a Prospective Observational Pilot Study

Run by Medical University of Graz · NCT06622317 · Data updated 2026-11-12

This study is testing a special tourniquet to see if it can help trauma patients with severe abdominal bleeding in emergency situations.

More Polytrauma trials

Quick facts

Study typeObservational
Ages18 Years and up
SexAll
Enrollment10 (estimated)
SponsorMedical University of Graz
Academic / other
Locations1 site (Graz, Styria)
StatusRecruiting
StartedNovember 1, 2024
Main results expectedSeptember 17, 2026
Study endsJanuary 1, 2027
Registry record updatedApril 17, 2025
Trial IDNCT06622317 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults aged 18 and older with confirmed or suspected life-threatening lower body trauma and signs of inadequate tissue perfusion.

Probably not a fit

Patients with suspected additional bleeding sources above the umbilicus or those who are pregnant may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study evaluates the feasibility of the Abdominal Aortic Junction Tourniquet (AAJT-S) in patients experiencing life-threatening lower body trauma with non-compressible truncal hemorrhage. It aims to assess the device's application in emergency and pre-hospital settings, focusing on its effectiveness in trauma resuscitation. The study will observe patients who are already receiving this intervention as part of routine clinical practice, rather than introducing a new treatment protocol.

Why it matters

Potential benefit: If successful, this approach could significantly improve survival rates in trauma patients suffering from severe abdominal bleeding.

How similar studies have gone: While the AAJT-S has been used in clinical settings, this specific observational approach to evaluate its feasibility is novel.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* aged, or believed to be aged, 18 years or above,
* confirmed or suspected life-threatening lower body trauma (i.e. signs of inadequate perfusion of tissues, tachycardia, hypotension, suspected blood loss)
* is thought to benefit from trauma resuscitation with AAJT-S or REBOA zone III

Exclusion Criteria:

* suspected additional bleeding source proximal to the umbilicus, or
* known or suspected pregnancy at presentation, or
* known abdominal aortic aneurysm

Where it's running

  • Medical University of Graz
    Graz, Styria, Austria
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.