Standing for an operating table comprising a support column (10) and a surface of the patient support, with a support frame (18) at least approximately rectangular shaped plate, used for receiving the column clamping (10), resting on guide (38) rollers, having at its corners, in each case a roller shell (28) fixedly connected to it, whose height is at least about equal to the height of the support frame (18) and which is arranged, in each case a guide (38) roll, so that it can be adjusted in height between a deployed position in which it rests on the floor and keeps the support frame (18) with the roller casings (28) at a distance from the ground, and a folded position, in which the support frame (18) and / or the roll shell (28) rest on the floor, fixing the guide roller (38 ) to a roller holder (34), adjustable roller housing (28) and mounted rotato riamente around a vertical axis and being provided with roller housing (28) an adjustment device (48, 54, 56) for height adjustment of the roller support (34), characterized in that the roller casing ( 28) it is cylindrical with a vertical cylindrical shaft, because the roller support comprises a plate (34) displaceable as a piston in the roll shell (28), which brackets (36) for the guide roller fixing ( 38) and is mounted rotatably about the cylindrical axis in the roller casing (28) through a bearing (62), and that the supports (36) are fixed to the side of the roller plate (34) opposite the ground and the guide roller (38) projects through an opening (44) in the roller plate (34).
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