ArticleFrontiers in cardiovascular medicine2025
Five-year comparative outcomes of the track technique versus conventional artificial chordae sizing in anterior mitral leaflet repair.
Article in Frontiers in cardiovascular medicine, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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Who cites it
1 citing paper in PubMed.
- Annulus-guided Neochord Length Setting for Anterior Mitral Leaflet Repair.European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery · 2026Article
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Authors and funding
21 authors.
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Abstract
Introduction: Determining artificial chordae length is crucial for successful mitral valve repair (MVr). This study evaluates five-year outcomes of a novel "track technique", which uses an annular guiding device for chordal length adjustment, compared to a conventional approach. Methods: A retrospective analysis was conducted on 47 patients who underwent MVr with artificial chordae: 25 received the track technique, and 22 underwent conventional chordal sizing. All patients received complete annuloplasty and were followed for five years. The primary endpoint was freedom from moderate or severe mitral regurgitation (MR); secondary endpoints included NYHA class, coaptation length, freedom from reintervention, and all-cause mortality. Results: At five years, neither group showed moderate/severe MR or required reoperation. However, the track group showed superior outcomes: significantly longer coaptation length (10.7 ± 1.5 mm vs. 8.6 ± 1.8 mm, Discussion: In conclusion, the track technique is a safe, effective, and reproducible method for artificial chordae sizing in MVr. It ensures better leaflet coaptation, reduces residual MR, and maintains favorable clinical results over a five-year period.
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