Hansen Medical, Inc. develops, manufactures, and sells medical robotics designed for the positioning, manipulation, and control of catheters and catheter-based technologies in the United States and internationally. It offers Sensei systems and Artisan Control Catheters for manipulation, positioning, and control of mapping catheters during electro-physiology procedures; and CoHesion 3D Visualization Module, a software interface that provides physicians with 3D visualization to augment their ability to move a catheter throughout the atria, as well as increase control over placement of the catheter in specific locations. The company also provides Magellan Robotic System, which controls the proprietary Magellan Robotic Catheter, a telescoping and robotically steerable catheter that facilitates remote catheter navigation and vessel cannulation, and provides robotically stabilized sheath for manual delivery of therapeutic devices. It markets, sells, and supports its products through direct sales force, distributors, and sales representatives. Hansen Medical, Inc. was founded in 2002 and is headquartered in Mountain View, California.