New clamp technique may improve survival in aortic tear surgery

NCT ID NCT07150559

Recruiting now Disease control Sponsor: Beijing Anzhen Hospital Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests a new surgical method called arch-clamping under mild hypothermia for people with a life-threatening tear in the aorta (acute type A aortic dissection). The trial will enroll 306 adults across 7 hospitals in China, comparing the new technique to standard approaches. The goal is to see if it reduces major complications like death, stroke, kidney failure, and paralysis, while also shortening time on a heart-lung machine and in the ICU.

What this could mean

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

Active substance: Arch-clamping surgical procedure under mild hypothermia
What this could lead to: If successful, this technique could reduce serious complications and recovery time for people undergoing emergency aortic dissection repair.
What could go wrong: This is an early-stage surgical technique trial with 306 participants, so results may not apply to all patients. The procedure carries inherent risks like stroke, kidney failure, or death.

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.

Hypothermia

As listed by the trial registrant

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

ACUTE TYPE A AORTIC DISSECTION BILATERAL ANTEGRADE CEREBRAL PERFUSION FROZEN ELEPHANT TRUNK HYPOTHERMIA TOTAL AORTIC ARCH REPLACEMENT

Contacts and locations

Locations

Beijing Anzhen Hospital
RECRUITING

Beijing, Beijing Municipality, 100013, China

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