Patent ID: 7967846
Filing Date: 2011-06-28
Classification: A61B

Abstract:
1. A pedicle screw for intervertebral support elements, consisting of a shaft and a head which comprises at least two parts, with the head being formed as a securing means for at least one support element, with each support element consisting of a piece of a cable-like band and an elastical cylindrical support body with an axial lumen which contains the band, with the band being securable outside end surfaces of the support body in the head and with the head being formed with a contact surface via which a pressure stress can be exerted on the support body in the band direction, namely using the band and in cooperation with a further pedicle screw, wherein a part of the head, which is firmly connected to the shaft at the one end of the latter, contains a base groove which is oriented transversally to the shaft and into which the part of the band to be secured may be introduced during the securing of the support element by means of a translatory movement in the direction of the shaft and fixed there, wherein the head comprises a core part and a separate sleeve-like part that tightly encloses the core part, wherein the core part contains the base groove, and wherein the band is connectable to the sleeve-like part prior to the sleeve-like part being pushed onto the core part for introducing the band into the base groove.