| 摘要 |
The invention relates to an assembly that includes: at least two rods (10, 20) capable of interacting with at least two different vertebrae; at least two pairs of jaws (50, 60, 70, 80), each pair of jaws being arranged in the vicinity of a corresponding rod; at least two slides (30, 40) each defining a longitudinal axis of said assembly, and at least one jaw from each pair of jaws being capable of sliding along at least two slides along the longitudinal axis thereof; a return means (74, 84) for each pair of jaws in contact with a corresponding vertebral rod, each vertebral rod being capable of moving at least one jaw along the slides towards the return means, and each vertebral rod further being articulated relative to each jaw.
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