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Technique and Patient Selection Criteria of Right Anterior Mini-Thoracotomy for Minimal Access Aortic Valve Replacement
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Technique and Patient Selection Criteria of Right Anterior Mini-Thoracotomy for Minimal Access Aortic Valve Replacement

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Mini re-sternotomy for aortic valve replacement in patients with patent coronary bypass grafts

Andrea Dell'Amore1, Mauro Del Giglio, Simone Calvi

  • 1Department of Cardiovascular Surgery, Villa Maria Cecilia Hospital, Cotignola, Lugo (RA), Italy. dellamore76@libero.it

Interactive Cardiovascular and Thoracic Surgery
|April 21, 2009
PubMed

Insights

This study shows that upper j-shaped mini-sternotomy is a safe approach for aortic valve replacement in patients with prior coronary artery bypass grafting. This technique minimizes graft damage and reduces complications, offering a low-risk solution for an aging population.

Area of Science:

  • Cardiovascular Surgery
  • Thoracic Surgery
  • Cardiac Valve Surgery

Background:

  • Aging populations are increasing the number of patients needing repeat cardiac surgeries.
  • Patients with previous coronary artery bypass grafting (CABG) face unique challenges during subsequent aortic valve replacement (AVR).
  • Re-entry into the chest can risk damage to existing, patent coronary grafts.

Purpose of the Study:

  • To evaluate the safety and efficacy of upper j-shaped mini-sternotomy for AVR in patients with prior CABG.
  • To assess the incidence of graft damage and other perioperative complications using this minimally invasive approach.

Main Methods:

  • A retrospective review of 10 patients who underwent AVR via upper j-shaped mini-sternotomy between January 2007 and October 2008.
  • All patients had patent coronary grafts from previous CABG.
  • The procedure utilized normothermic cardiopulmonary bypass without graft dissection or temporary closure.

Main Results:

  • No intraoperative complications related to the mini-sternotomy were reported.
  • No damage to previous coronary grafts occurred.
  • The incidence of perioperative myocardial infarction was 0%, and in-hospital mortality was 0%.

Conclusions:

  • Aortic valve replacement in patients with prior coronary bypass grafting can be safely performed using an upper j-shaped mini-sternotomy.
  • This approach reduces the risk of injury to coronary grafts and cardiac structures.
  • The technique offers a low morbidity and mortality option for this patient population.

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