heart valve prosthesis imphlantation

• 心脏瓣膜；人工

heart valve prosthesis imphlantation的用法和样例：

例句

1. Heart valve surgery, who has the case of this respect?
   心脏瓣膜手术，谁有这方面的案例吗？
2. Growing replacement heart valve tissue from stem cells gives hope to heart patients.
   同过干细胞再造心脏瓣膜为心脏病患者带来了希望。
3. The artificial heart is operated from solar cells.
   人工心脏是由太阳能电池驱动的。
4. Sicker and older patients are kept alive by respirators, heart pacers.
   一部分重症和老年患者靠人工呼吸器，起博器等维持生命。