Fig. 1From: Quantification of postural stability in minimally disabled multiple sclerosis patients by means of dynamic posturography: an observational studyMechatronic platform with a spherical motion (RotoBiT3D) for static and dynamic posturographic tests: a subject positioning and b view of the mechatronic system. The device for normal operation is hidden in the floor while in the picture the protective layers have been removed to facilitate the mechanism viewBack to article page