The present disclosure relates to an illumination device for illuminating a body cavity in a surgical space during a surgical procedure. The illumination device comprises: a flexible elongated member comprising a proximal end portion and a distal end portion； an illumination module disposed at the distal end portion of the flexible elongated member, the illumination module comprising a set of lighting elements for emitting light； and a control module disposed at the proximal end portion of the flexible elongated member, the control module comprising a set of user input elements for controlling the set of lighting elements of the illumination module, wherein the illumination module is moveable with the flexible elongated member to an illumination position in the surgical space, such that light from the set of lighting elements is emitted into the body cavity for illumination thereof； and wherein the flexible elongated member is configurable for maintaining the illumination module at said illumination position in the surgical space when the control module is disposed on a fixed structure.
