The present invention relates to a surgical robot for performing surgery of the minimally invasive type, comprising an instrument manipulator having a manipulator front end which is provided with a holder for receiving therein one of a number of surgical instruments, and manipulating means for, at least in use, manipulating the manipulator front end with respect to a patient body. The manipulator front end further comprises a container having a number of container holders for receiving therein the number of surgical instruments, and switching means for switching the instrument present in the holder by an instrument present in a container holder. The invention further relates to an instrument manipulator, a combination of an operating table and a surgical robot, and a master-slave operating system.