Instead of open-heart surgery, doctors at Jerusalem’s Shaare Zedek Medical Center performed the world’s first catheterizations to unblock heart valves, including of a 96-year-old woman. They used the “ShortCut” – a tiny knife inside a catheter, developed together with Israeli startup Pi-Cardia.

https://unitedwithisrael.org/in-first-of-its-kind-operation-israeli-doctors-use-micro-knife-instead-of-open-heart-surgery/

https://www.businesswire.com/news/home/20210107005066/en/Pi-Cardia-Successfully-Treats-First-Patients-with-ShortCut%E2%84%A2-Device

http://www.pi-cardia.net/