Aortic cusp extension valvuloplasty: repair with an extracellular patch

Area of Science:

• Cardiovascular Surgery
• Cardiac Valve Repair
• Aortic Valve Reconstruction

Background:

• Increasing trend of valve repair procedures in specialized centers.
• Need to evaluate novel surgical techniques for aortic valve reconstruction.
• Focus on clinical and echocardiographic outcomes.

Purpose of the Study:

• To assess the outcomes of a novel aortic valve reconstruction technique.
• Evaluate the efficacy and safety of the modified surgical approach.
• Determine the long-term clinical and echocardiographic results.

Main Methods:

• Study included 30 patients (mean age 35 ± 14 years).
• Techniques used: reimplantation/Florida sleeve for aortic root aneurysm, sub-commissural annuloplasty, cusp plication, shaving, commissurotomy, and cusp extension.
• Extracellular matrix strips used for repair since 2013.

Main Results:

• Mean aortic cross-clamp time: 90 ± 32 min; cardiopulmonary bypass time: 126 ± 38 min.
• No in-hospital mortality; one re-exploration for bleeding.
• One patient required reoperation at 1 year for endocarditis; all patients alive in NYHA class I.
• Stable echocardiographic findings throughout follow-up.

Conclusions:

• The modified aortic valve repair technique demonstrates favorable outcomes.
• The surgical modification is effective in achieving good clinical results.
• The technique shows promise for aortic valve reconstruction.