Using a special tourniquet for severe abdominal bleeding in trauma patients

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

Observational Medical University of Graz · NCT06622317

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

Quick facts

Study typeObservational
Enrollment10 (estimated)
Ages18 Years and up
SexAll
SponsorMedical University of Graz Academic / other
Locations1 site (Graz, Styria)
Trial IDNCT06622317 on ClinicalTrials.gov

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.

Who should consider this trial

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.

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

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

Eligibility criteria

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 this trial is running

Graz, Styria

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions ExanguinationNCTHPolytraumaaortic occlusionexanguniation
Last reviewed 2026-06-13 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.