Ambu Blue Sensor electrodes were invented and developed by engineer Jan Rasmussen. Mr. Rasmussen began the development in 1971 and the initial clinical studies were carried out at his own dining room table.

This is an interview with Mr. Rasmussen in 2011 - 40 years after the development of Blue Sensor electrodes. Mr. Rasmussen is interviewed at the dining room table in the very same house in Denmark where Blue Sensor began.