Hubert Stein

Endoscopic placement of multiple artificial chordae with robotic assistance and nitinol clip fixation.

J. Smith, H. Stein, J Michael Smith, 2008, The Journal of thoracic and cardiovascular surgery.

Facilitated endoscopic beating heart coronary artery bypass grafting using a magnetic coupling device.

Volkmar Falk, Stephan Jacobs, Thomas Walther, 2003, The Journal of thoracic and cardiovascular surgery.