| 摘要 |
An appliance for the dynamic correction of rachidial deformities, wherein in the deformed part of the rachis which it is wished to correct is implanted a mechanical assembly of biocompatible material comprising screwed onto each vertebra of the deformed area, in the angle formed by the spinous process and the disk, a retaining clamp having at least one guidance opening from one side to the other parallel to the axis of the rachis; an elastic restoring or return structure having at least one elastic rod with a shape memory of the corresponding part of a normal rachis and introduced into the aforementioned guidance openings of the retaining clamp fixed to each vertebra, immobilized in rotation in each guidance opening and in translation on one of the retaining clamps.
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