All of patients underwent direct suture closer or patch method, 10 cases received De Vega tricuspid valve repair, and 3 cases mitral valve repair.
房间隔缺损修补采用直接缝合或心包片修补，同期行三尖瓣成形术10例，二尖瓣成形术3例。
Objective: to investigate a method to remove cellular components from bovine pericardial tissue, resulting a scaffold for tissue engineering of heart valve or cardiovascular patch.
目的：对牛心包材料进行了去污剂—酶联合脱细胞研究，为组织工程学方法研制生物瓣提供适合的生物材料。
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