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. 2025 Jul 3;40(7):ivaf146.
doi: 10.1093/icvts/ivaf146.

Aortic valve repair with annuloplasty

Affiliations

Aortic valve repair with annuloplasty

Francesco Giosuè Irace et al. Interdiscip Cardiovasc Thorac Surg. .

Abstract

Objectives: Aortic valve repair procedures for aortic valve regurgitation have been progressively adopted in the last decades. We analysed our results with an external ring annuloplasty and/or leaflet repair.

Methods: From April 2014 to December 2023, 61 consecutive patients underwent aortic valve repair with external Teflon ring annuloplasty. The external ring was made of an 8-9 mm Teflon strip, to reduce the annulus diameter between 21 and 23 mm. Cusp effective height (eH) was assessed with a caliper (not used before 2018), and any cusp prolapse was corrected by free margin plication, to obtain a 9-10 mm eH for all cusps.

Results: Patients (72.1%) had severe aortic regurgitation (AR), and associated supracoronary aneurysm repair was performed in 42.6%. No operative death occurred; residual AR more-than-moderate was present in one patient only. The 8-year overall survival was 97.4 ± 2.6%, freedom from endocarditis 98.3 ± 1.7% and freedom from thromboembolism 100%. Recurrence of severe AR with need for reoperation was predicted by the presence of a particularly enlarged aortic annulus (≥28 mm, P < 0.01) and the non-routinary use of cusp caliper (P = 0.03).

Conclusions: The external Teflon ring annuloplasty appears a safe procedure with high overall survival, freedom from endocarditis and freedom from thromboembolism at 10 years. Recurrence of severe AR could be related to patient selection and learning curve.

Keywords: aortic annulus; aortic regurgitation; aortic root; aortic valve; aortic valve repair.

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Conflict of interest statement

All authors have nothing to disclose.

Figures

None
Graphical abstract
Figure 1:
Figure 1:
(A) Annuloplasty Teflon strip placement. (B) Cusp effective height assessment.
Figure 2:
Figure 2:
Combined Kaplan–Meier curve showing overall survival + freedom from reoperation, reoperation incidence and death incidence.
Figure 3:
Figure 3:
Kaplan–Meier curves showing freedom from reoperation and from recurrent aortic regurgitation (AR) ≥ 3+, comparing the use of caliper vs eyeballing in leaflet assessment.
Figure 4:
Figure 4:
(A) Kaplan–Meier curves showing freedom from reoperation and from recurrent aortic regurgitation (AR) ≥ 3+, comparing native annulus <28 mm vs ≥28 mm. (B) Kaplan–Meier curves showing freedom from reoperation and from recurrent AR ≥ 3+, comparing early experience vs late experience.

References

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