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Minimally invasive versus standard approach aortic valve replacement: a study in 506 patients
Ihsan Bakir1, Filip P Casselman, Francis Wellens
1Department of Cardiovascular Surgery, Siyami Ersek Thoracic and Cardiovascular Surgery Center, Istanbul, Turkey.
The Annals of Thoracic Surgery
|April 25, 2006
Summary
Minimally invasive aortic valve replacement using J-sternotomy offers a safe alternative to traditional median sternotomy. This approach reduces aortic cross-clamp and bypass times, leading to less blood loss and shorter hospital stays for patients with aortic valve disease.
Area of Science:
- Cardiovascular Surgery
- Thoracic Surgery
- Minimally Invasive Procedures
Background:
- Partial upper sternotomy (J-sternotomy) is a minimally invasive technique for aortic valve replacement.
- This approach aims to reduce surgical trauma, postoperative pain, blood loss, and hospital stay compared to conventional methods.
Purpose of the Study:
- To compare the outcomes of aortic valve replacement using a minimal access J-sternotomy approach versus a conventional median sternotomy.
- To evaluate early mortality, operative times, blood loss, and hospital stay between the two surgical techniques.
Main Methods:
- Retrospective review of 506 patients undergoing isolated aortic valve replacement from October 1997 to November 2004.
- 232 patients underwent minimal access J-sternotomy (group 1), and 274 patients underwent median sternotomy (group 2).
Main Results:
- The minimal access group showed reduced aortic cross-clamp and cardiopulmonary bypass times (p < 0.05).
- Mean blood loss was significantly lower in the minimal access group (p < 0.05).
- While intensive care unit stay was similar, hospital stay was shorter in the minimal access group (p < 0.05). Early mortality was comparable between groups.
Conclusions:
- Aortic valve replacement can be safely performed routinely using a partial upper sternotomy for isolated aortic valve disease.
- The J-sternotomy approach demonstrates favorable early outcomes, including reduced operative times and blood loss.