mitral valve closure的用法和樣例：
例句
- Conclusion Double orifice valve repair is a simple and effective methord in the treatment of mitral valve insufficency.
結論雙孔二尖瓣成形術是矯治先天性二尖瓣關閉不全的一種簡便而有效的方法。 - Conclusions Mitral valve reconstructional procedure for mitral insufficiency in children can achieve good long-term results.
結論二尖瓣成形術治療小兒二尖瓣關閉不全可取得良好的效果。
