Israel’s Append Medical is developing the Appligator – an implantable device for closing the Left Atrial Appendix (LAA) to prevent blood clot leakage and strokes in those suffering from atrial fibrillation (AF). However, unlike other implants, the device is removed after surgery, leaving just stitches.
https://www.calcalistech.com/ctech/articles/0,7340,L-3914175,00.html