A - Human Necessities – 61 – B
Patent
A - Human Necessities
61
B
A61B 17/70 (2006.01) A61B 17/88 (2006.01)
Patent
CA 2684238
In one embodiment, a spinal stabilization apparatus (10) includes a vertebral anchor (12) having a head portion (24) and a bone attachment portion. An elongate, flexible guide is removably coupled to the head portion (24) of the vertebral anchor (12) and has a channel extending longitudinally thereof and communicating with a slot (34) in the head portion (24) of the anchor (12). An elongate cord (22) maybe received within the channel (28) to facilitate inserting and securing a spacer (20) between pairs of anchors (12) installed into adjacent vertebrae (14, 16) of a person's spine.
L'invention concerne, dans un mode de réalisation, un appareil de stabilisation de la colonne vertébrale (10) comprenant un ancrage vertébral (12) ayant une partie de tête (24) et une partie de fixation osseuse. Un guide allongé flexible est couplé de façon amovible à la partie de tête (24) de l'ancrage vertébral (12) et présente un canal s'étendant longitudinalement par rapport à celui-ci et communiquant avec une fente (34) dans la partie de tête (24) de l'ancrage (12). Un cordon allongé (22) peut être reçu dans le canal (28) pour faciliter l'insertion et la fixation d'une entretoise (20) entre deux ancrages (12) installés dans des vertèbres adjacentes (14, 16) de la colonne vertébrale d'une personne.
Gisel Thomas J.
Hestad Hugh D.
Kroll Mark J.
Rice Mark Darst W.
Cassan Maclean
Zimmer Spine Inc.
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