The present application is directed to a surgical device, comprising a light source, and an illumination unit comprising a lighthead that is connected to a mount for mounting the illumination unit to a supporting structure by one or more support arms that are pivotally connected through joint units, wherein the light source is disposed remotely from the lighthead, in particular not mounted on the lighthead, and is coupled to the lighthead via light conductors. In addition, a lighthead for a surgical light device is disclosed, comprising an optical connector that is configured to be connectable to a light conductor that is connected to a light source.