| 摘要 |
A vertebral body replacement implant having an upper and a lower support plate and two load-bearing elements, the mutual spacing of which is adjustable and of which at least one is connected in an articulated manner to a support plate, the load-bearing element in the region of the articulated connection to the support plate having a bearing projection with a spherical lateral support surface having a complimentary design to the contact surface of the support plate or a bearing part connected thereto, the contact surface extending in peripheral direction at least over 180°, the support plate or the bearing part is mounted on the bearing projection pivotably about a pivotal axis that extends parallel to the support plate, and a releasable clamping device that clamps the bearing projection and the support plate or the bearing part in the contact region of the lateral surface and/or of the contact surface against one another.
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