| 摘要 |
The invention relates to an instrument for the insertion of an intervertebra l articular prosthesis in an intervertebral space between two vertebral bodies . Said inventive instrument comprises; a) an adjusting device which is provide d with an intervertebral plate (11) and an adjusting bar (31) which protrudes therefrom, b) a guiding device (34) which is supported, in a detachable manner, by the adjusting device (31), said guiding device forming two guidin g axes (37, 38) for a treatment instrument in the vertebral bodies, said guidi ng axes being arranged above and below the adjusting bar (31) on the median plane, c) two fixing means which can be introduced into the vertebral bodies (2) in the direction of the guiding axes (37, 38) by means of the treatment instrument and d) a distraction instrument which maintains the fixing means in a fixed direction.
|
