Spine fixator for holding a vertebral column

Details Spine fixator for holding a vertebral column Spine fixator for holding a vertebral column

1994-05-09

1995-07-04

Pellegrino, Stephen C.

Surgery

Instruments

Orthopedic instrumentation

606 69, 403362, A61B 1770, A61B 1780

Patent

active

054296390

ABSTRACT:
A spinal fixator comprising two substantially parallel assemblies each which includes a slideway having an open slot therein, a plurality of rings which define a slideway opening having a profile corresponding to that of the slideway, each ring having a bore aligned with a hole in the bottom of the ring through which pedicular screws having a head and self-tapping threads are disposed, and caps secured in the bore of each ring.

REFERENCES:
patent: 3125397 (1984-03-01), McGrath
patent: 3638173 (1972-01-01), Middendorf et al.
patent: 4946458 (1990-08-01), Harms et al.
patent: 5002542 (1991-03-01), Frigg
patent: 5129899 (1993-07-01), Small et al.
patent: 5190543 (1993-03-01), Schlapfer
patent: 5209751 (1993-05-01), Farris et al.

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