The idea is part of a broader trend to make surgery less and less invasive.

这个想法是微创手术趋势扩大的一个部分。

youdao

The valve-in-valve surgery, however, is less invasive and thus may be less risky.

然而，“瓣中瓣”手术是微创的，因而可能危险也降低。

youdao

The valve-in-valve surgery, however, is less invasive and thus may be less risky.

然而，“瓣中瓣”手术是微创的，因而可能危险也降低。

youdao