Long-term results of external aortic ring annuloplasty for aortic valve repair(aEuro)

摘要

An untreated dilated aortic annulus is a major risk factor for failure of aortic valve-sparing operations or repair of either bicuspid or tricuspid valve. Aortic annuloplasty efficiently reduces the annulus and increases the coaptation height, thus protecting the repair. This study analyses long-term results of 232 consecutive patients operated on with a standardized and physiological approach to aortic valve repair according to each phenotype of the dystrophic ascending aorta. Subvalvular aortic annuloplasty was systematically added using an external aortic ring to reduce annulus diameter when a parts per thousand yen25 mm.