Pedicle screw for intervertebral support elements

pedicle screw (1) with a stem (10) and a head (2) comprising at least two parts (20, 22), wherein the pedicle screw (1) is suitable for supporting elements (3) intervertebral, head (2) it is configured as fastening means for at least one supporting element (3), each support element (3) consists of a piece of a band (31) of wire type and a support body (30 ) cylindrical with an axial lumen (31¿) containing the side (31), the band (31) can be fixed outside end surfaces (32) of the support body in the head (2) and head (2) is configured with a contact surface (23), through which can be exerted a compressive stress on the support body (30) in the direction of the band, specifically with the use of the band (31) and in cooperation with another pedicle screw (1), wherein a part (20) of the head (2) which is fixedly attached to the shaft (10) by one of its ends has a groove base (21) alineadatransversalmente the rod (10) in the that, in fixing the support element (3) the fixture of the band (31) can be engaged by a translational movement in the direction of the shaft (10) and fixed there, characterized in that the piece (20) head (2) containing the base groove (21) and is attached to the rod (10) is configured as core piece (20) and head (2) comprises a part (27) of sleeve-type, embracing tightly the core piece (20) and which, through the translation movement, is displaceable in the direction of rod (10) on the core piece (20).