master-slave manipulator

[ mas-ter-sleyv, mah-ster- ]
/ ˈmæs tərˈsleɪv, ˈmɑ stər- /

noun

any of various devices, guided by the hand of the operator, for imitating the motions and tactile sensitivity of the human hand to a greater or lesser extent: used in situations in which direct handling of the objects or materials involved would be dangerous or impossible.

Origin of master-slave manipulator

First recorded in 1950–55