Abstract: One or more embodiments of the disclosure may be a surgical system that may include: a surgical robot; an operating device configured to be operated by a doctor to operate the surgical robot; and a controller. The operating device includes a component for which a setting is adjustable, and an information reader configured to acquire user information from a storage medium that stores the user information including user identification information and setting information of the component. The controller is configured control the component to adjust the setting of the component based on the setting information acquired from the storage medium by the information reader.

Abstract: An air-cleaning apparatus presenting an appearance of a flowerpot comprises: a hollow container provided with a ventilating hole in its lower portion and an opening in its upper portion; a fan disposed inside the container; driving means for driving the fan; an air-cleaning filter disposed above the ventilating hole; an air-permeable supporting plate disposed above the fan and the filter; and a natural and/or imitation garden plant mounted on the supporting plate, which plant is covered at its root with an air-permeable filter.