| 摘要 |
The invention relates to an intervertebrae implant comprising two side walls (1, 2) arranged at a distance to each other, a front wall (3) connecting the same at their one end, a back wall (4) connecting the same at their opposite other end, and one opening each on the base and cover part extending at right angles to the afore-mentioned walls. The invention also comprises at least one element (60, 61) provided for in the space (5) enclosed by the above walls, which element has a surface pointing towards the base or cover part and can be moved back and forth between a first final position in which said surface projects at least partly outwards beyond the base or cover part and a second final position in which the surface does not project beyond the base or cover part.
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