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Related Concept Videos

The Arch of Aorta01:10

The Arch of Aorta

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The coronary arteries, originating from the ascending aorta, bifurcate from two sinuses located within the ascending aorta. Positioned just above the aortic semilunar valve, these sinuses house essential aortic baroreceptors and chemoreceptors, crucial for maintaining cardiac function. The left coronary artery and the right coronary artery branch off from the left posterior and anterior aortic sinuses, respectively.
Encircling the heart, the coronary arteries form a ring-like structure before...
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Related Experiment Video

Updated: May 4, 2026

Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots
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Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots

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Non-circulatory arrest aortic arch replacement.

Stephen M Spindel1, Manuel Giraldo-Grueso1

  • 1Section of Cardiothoracic Surgery, Department of Surgery, Ochsner Medical Center, New Orleans, LA, USA.

Multimedia Manual of Cardiothoracic Surgery : MMCTS
|September 2, 2024
PubMed
Summary

This study presents a staged zone 2 arch replacement using a frozen elephant trunk technique for complex aortic arch and descending aorta conditions. This approach aims to reduce the high risks associated with traditional surgical management.

Keywords:
Aneurysm repairAortaAortic aneurysmAortic archAortic arch branched graftAortic arch repairAortic arch replacementAortic dissectionAortic surgeryCannulation techniquesCerebral protectionDescending aortaEndovascular aortic repairFrozen elephant trunk techniqueHypothermiaThoracic aortic aneurysmThoracic endovascular aneurysm repair

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Novel and Innovative Hybrid Technique for Type A Aortic Dissection
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Area of Science:

  • Cardiovascular Surgery
  • Thoracic Surgery
  • Vascular Surgery

Background:

  • Management of combined aortic arch and descending aorta pathologies (aneurysms, dissections) involves high morbidity and mortality.
  • Traditional surgical interventions often require hypothermic circulatory arrest and prolonged cardiopulmonary bypass, leading to complications like stroke and kidney dysfunction.

Discussion:

  • A novel staged zone 2 arch replacement using a frozen elephant trunk technique is described.
  • This method facilitates future endovascular repair by creating a suitable landing zone.
  • It aims to minimize cardiopulmonary bypass time and avoid circulatory arrest.

Key Insights:

  • The described technique offers a potentially safer alternative for complex aortic arch and descending aorta diseases.
  • It addresses the limitations of conventional single or staged operations.
  • Reduced cardiopulmonary bypass time and elimination of circulatory arrest are key benefits.

Outlook:

  • Further clinical studies are warranted to validate the long-term efficacy and safety of this staged approach.
  • This technique may represent a significant advancement in treating extensive aortic pathologies.
  • Potential for improved patient outcomes in complex aortic reconstructions.