Surgical segment navigator
From Wikipedia, the free encyclopedia
The surgical segment navigator (SSN) is a computer-based system for use in surgical navigation. It is integrated into a common platform, together with the surgical tool navigator (STN), the surgical microscope navigator (SMN) and the 6DOF manipulator (MKM), developed by Carl Zeiss.
![Thumb image](http://upload.wikimedia.org/wikipedia/commons/thumb/7/78/SSNNavigation.jpg/320px-SSNNavigation.jpg)