Expandable non-threaded spinal fusion device

Details Expandable non-threaded spinal fusion device Expandable non-threaded spinal fusion device

A - Human Necessities

61

B

A61B 17/70 (2006.01) A61B 17/88 (2006.01) A61F 2/44 (2006.01) A61F 2/46 (2006.01) A61B 17/28 (2006.01) A61F 2/28 (2006.01) A61F 2/30 (2006.01)

Patent

CA 2279911

An apparatus for facilitating the fusion of adjacent bone structures includes implant members (4) configured for insertion within a space defined between adjacent bone structures. The device of the disclosure provides a series of resilient supporting arches (11) which serve to act as spacers between two adjacent bone structures. The implant members (4) include a longitudinal portion separated by a plurality of ribs and a lateral chamber used to accommodate various sized spacer rods (16, 17, 18).

Un dispositif destiné à faciliter l'arthrodèse entre structures osseuses adjacentes comprend des éléments implants (4) configurés de façon à pouvoir être insérés à l'intérieur d'un espace défini entre lesdites structures. Le dispositif comporte une série d'arches supports résilientes (11) qui servent d'écarteurs entre deux structures osseuses adjacentes. Les éléments implants (4) présentent une partie longitudinale divisée par une pluralité de côtes et une cavité latérale permettant de loger des tiges (16, 17, 18) d'écartement de différentes tailles.

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