A - Human Necessities – 61 – B
Patent
A - Human Necessities
61
B
A61B 17/70 (2006.01)
Patent
CA 2596562
The invention relates to a vertebral column stabilising device comprising at least two pedicle screws and at least one connecting element therebetween. Said invention also relates to pedicle screws which combine advantages of monoaxial and polyaxial screws in such a way that disadvantages thereof are avoided. For this purpose, the screw head is fixedly mounted on the screw shaft in order to ensure an optimal replacement of vertebra, wherein a movable spherical element arranged in the screw head eases the introduction of a connection element through the screw head and is fixedly connectable thereto after a successful introduction.
La présente invention concerne un dispositif conçu pour stabiliser la colonne vertébrale. Ce dispositif comprend au moins deux vis pédiculaires et au moins un élément de connexion entre elles. Cette invention concerne également des vis pédiculaires qui combinent les avantages des vis monoaxiales et ceux des vis polyaxiales, tout en évitant les inconvénients présentés par ces types de vis. A cette fin, la tête de vis est montée immobile sur la tige de vis, afin d'assurer une capacité de replacement optimale des vertèbres. Un élément sphérique mobile se trouvant dans la tête de vis facilite l'introduction de l'élément de connexion à travers les têtes de vis et peut être attaché fixement une fois l'introduction réussie.
Kloss Henning
Schaefer Bjorn
Hicks & Associates
Kloss Henning
LandOfFree
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