An apparatus for controlling movement of a surgical instrument, comprising: a pedestal; an overturning platform assembly disposed above the pedestal by a support member, wherein the overturning platform assembly comprises an inner rotating member, an outer rotating member, a first rotating shaft, and a second rotating shaft; the outer rotating member is disposed on an outer side of the inner rotating member and is connected to the inner rotating member via the second rotating shaft; the outer rotating member is able to rotate about an axis of the first rotating shaft, the inner rotating member is able to rotate about an axis of the second rotating shaft, and the axis of the first rotating shaft is intersected with the axis of the second rotating shaft to form a first intersection point; two sets of driving wires, each set of driving wires comprising two driving wires (13, 15, 19, 110); two wire rotating bodies (12, 18) disposed on the pedestal and configured to drive the driving wires; each of the two sets of driving wires corresponds to one of the wire rotating bodies; one end of each of the two driving wires in each set of driving wires is fixed on the inner rotating member and forms a fixation point; two fixation points formed by each set of driving wires are symmetrical about the first intersection point; four fixation points formed by the two sets of driving wires on the inner rotating member are sequentially connected to form a first parallelogram, and an intersection point of diagonal lines of the first parallelogram coincides with the first intersection point; and the other end of each of the two driving wires in each set of driving wires is wound on a corresponding one of the wire rotating bodies in a direction opposite to the fixation direction of the one end of each of the two driving wires in each set of driving wires; and four output wires (116, 117, 118, 119), wherein one end of each output wire is fixed on the inner rotating member and forms a fixation point; four fixation points formed by the four output wires on the inner rotating member are sequentially connected to form a second parallelogram, and an intersection point of diagonal lines of the second parallelogram coincides with the first intersection point; and the other end of each output wire extends through a first through hole formed on the pedestal. a pedestal; an overturning platform assembly disposed above the pedestal by a support member, wherein the overturning platform assembly comprises an inner rotating member, an outer rotating member, a first rotating shaft, and a second rotating shaft; the outer rotating member is disposed on an outer side of the inner rotating member and is connected to the inner rotating member via the second rotating shaft; the outer rotating member is able to rotate about an axis of the first rotating shaft, the inner rotating member is able to rotate about an axis of the second rotating shaft, and the axis of the first rotating shaft is intersected with the axis of the second rotating shaft to form a first intersection point; two sets of driving wires, each set of driving wires comprising two driving wires (13, 15, 19, 110); two wire rotating bodies (12, 18) disposed on the pedestal and configured to drive the driving wires; each of the two sets of driving wires corresponds to one of the wire rotating bodies; one end of each of the two driving wires in each set of driving wires is fixed on the inner rotating member and forms a fixation point; two fixation points formed by each set of driving wires are symmetrical about the first intersection point; four fixation points formed by the two sets of driving wires on the inner rotating member are sequentially connected to form a first parallelogram, and an intersection point of diagonal lines of the first parallelogram coincides with the first intersection point; and the other end of each of the two driving wires in each set of driving wires is wound on a corresponding one of the wire rotating bodies in a direction opposite to the fixation direction of the one end of each of the two driving wires in each set of driving wires; and four output wires (116, 117, 118, 119), wherein one end of each output wire is fixed on the inner rotating member and forms a fixation point; four fixation points formed by the four output wires on the inner rotating member are sequentially connected to form a second parallelogram, and an intersection point of diagonal lines of the second parallelogram coincides with the first intersection point; and the other end of each output wire extends through a first through hole formed on the pedestal.