How the WATCHMAN Device Works - How does a tiny WATCHMAN device inside the heart help reduce stroke risk, and how is it placed?

Name: How the WATCHMAN Device Works - How does a tiny WATCHMAN device inside the heart help reduce stroke risk, and how is it placed?
Channel: TheBrainMaze TBM
Description: How the WATCHMAN Device Works - How does a tiny WATCHMAN device inside the heart help reduce stroke risk, and how is it placed?