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Related Experiment Video

Updated: May 19, 2026

Novel and Innovative Hybrid Technique for Type A Aortic Dissection
06:26

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Published on: March 28, 2025

The Optimal Cannulation Strategy for Acute Type A Aortic Dissection Aortic Repair: Aortic Versus Axillary.

Guang Tong1, Wen Xie1, Zhongchan Sun2

  • 1Department of Cardiac Surgery, Guangdong Provincial People's Hospital (Guangdong Academy of Medical Sciences), Southern Medical University, Guangzhou, China.

Korean Circulation Journal
|May 18, 2026
PubMed
Summary

Direct aortic cannulation for acute type A aortic dissection (ATAAD) shows comparable safety and efficacy to right axillary artery cannulation. This approach offers a viable alternative, particularly for patients with specific arterial dissections.

Keywords:
Aortic dissectionCannulationPropensity scoreTreatment outcome

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Published on: March 26, 2018

Area of Science:

  • Cardiovascular Surgery
  • Thoracic Surgery
  • Vascular Surgery

Background:

  • Acute type A aortic dissection (ATAAD) is a life-threatening condition requiring prompt surgical intervention.
  • Cannulation strategies for aortic repair, including direct aortic and right axillary artery (RAX) approaches, have distinct characteristics and potential complications.

Purpose of the Study:

  • To compare the safety and efficacy of direct aortic cannulation versus right axillary artery (RAX) cannulation in patients undergoing surgical repair for ATAAD.

Main Methods:

  • A retrospective study comparing 267 patients undergoing aortic cannulation with 364 patients undergoing RAX cannulation for ATAAD between 2018 and 2023.
  • Stabilized inverse probability of treatment weighting was used to balance baseline characteristics and compare clinical outcomes.

Main Results:

  • Aortic cannulation was associated with a lower rate of cannulation-related complications (0.4% vs. 3.5%, p=0.011).
  • In-hospital mortality and stroke rates were comparable between the aortic and RAX groups.
  • The aortic group had lower rates of reoperation for bleeding (8.0% vs. 2.3%, p=0.001) and extracorporeal membrane oxygenation use (5.0% vs. 2.0%, p=0.046).
  • Mid-term survival did not differ significantly between the groups.

Conclusions:

  • Direct aortic cannulation in ATAAD yields comparable in-hospital and mid-term outcomes to axillary cannulation.
  • Aortic cannulation serves as a safe and effective alternative, particularly beneficial for patients with innominate artery, RAX, or right common carotid artery dissection.