I still think the coolest part is that this knitted thing is inserted into your groin and it ends up unfolding in your heart.
"By not operating with an open heart" says Dr Freudenthal, "We are also respecting the will of many patients who would not want their children to be operated otherwise."
The concept and entire article are both nifty.
Medicine treats people, and people have culture. Adapting medicine to address cultural concerns is potentially as beneficial as any other adaptation to the actual patient you are trying to treat, rather than some idealized patient that doesn't actually match the one that's in front of you.
I don't remember what it is called (I believe it's a mini thorocatomy) but they used a camera through my esophagus and a catheder inserted through the vein in my leg to inject the device to close the hole with no open heart surgery, only a few days recovery time in the hospital, and a few months before I was finally able to play most sports.