Stabilisation arrangement with a connecting rod and at least two clamping devices, which are each connectable to a vertebral body of a spine, and which each comprise a carrier with an inner thread or an outer thread and are connected to a pedicle screw, wherein the connecting rod comprises a first and a second end as well as an outer side extending between these ends, to which outer side in each case a clamping element of said clamping devices can be applied, wherein said outer side of the connecting rod is provided with a plurality of concave depressions or convex elevations for forming a form-fit connection in circumferential direction and in longitudinal direction, wherein both clamping devices in each case comprise a passage opening, through which the connecting rod can be pushed through and in which it can be fixed in a form-fit manner in longitudinal direction and in circumferential direction, wherein the clamping element of the clamping devices in each case can be screwed into the inner thread of the carrier or onto the outer thread of the carrier; and wherein the clamping element comprises at least one elevation or at least one depression, which can be applied to the at least one concave depression or to the at least one convex elevation of the connecting rod for forming a form-fit connection, such that the connecting rod, when the clamping element is tightened, is fixed in a form-fit manner in the clamping device both in the longitudinal direction and in the circumferential direction, and/or the pedicle screw comprises an elevation or a depression, which in each case can be applied to the at least one concave depression or convex elevation of the connecting rod for forming a form-fit connection, such that the connecting rod, when the clamping element is tightened, is fixed in a form-fit manner in the clamping device both in longitudinal direction an in circumferential direction. a connecting rod and at least two clamping devices, which are each connectable to a vertebral body of a spine, and which each comprise a carrier with an inner thread or an outer thread and are connected to a pedicle screw, wherein the connecting rod comprises a first and a second end as well as an outer side extending between these ends, to which outer side in each case a clamping element of said clamping devices can be applied, wherein said outer side of the connecting rod is provided with a plurality of concave depressions or convex elevations for forming a form-fit connection in circumferential direction and in longitudinal direction, wherein both clamping devices in each case comprise a passage opening, through which the connecting rod can be pushed through and in which it can be fixed in a form-fit manner in longitudinal direction and in circumferential direction, wherein the clamping element of the clamping devices in each case can be screwed into the inner thread of the carrier or onto the outer thread of the carrier; and wherein the clamping element comprises at least one elevation or at least one depression, which can be applied to the at least one concave depression or to the at least one convex elevation of the connecting rod for forming a form-fit connection, such that the connecting rod, when the clamping element is tightened, is fixed in a form-fit manner in the clamping device both in the longitudinal direction and in the circumferential direction, and/or the pedicle screw comprises an elevation or a depression, which in each case can be applied to the at least one concave depression or convex elevation of the connecting rod for forming a form-fit connection, such that the connecting rod, when the clamping element is tightened, is fixed in a form-fit manner in the clamping device both in longitudinal direction an in circumferential direction.