Fig. 4

Photographs of Trifecta valves (Abbott Vascular, Santa Clara, CA). A 81-year-old man with moderate-severe aortic regurgitation. The durability of the valve was 49 months. There was a large tear at the stent post between the noncoronary cusp and right coronary cusp. B 77-year-old woman with severe aortic regurgitation. The durability of the valve was 19 months. There was a partial tear of the noncoronary cusp. C 72-year-old woman with severe aortic regurgitation. The durability of the valve was 4 months. The formation of the subvalvular pannus was observed