Vertebral fixation device

Details Vertebral fixation device Vertebral fixation device

1995-04-12

1996-04-16

Pellegrino, Stephen C.

Surgery

Instruments

Orthopedic instrumentation

606 72, 24514, A61B 1770, A61B 1784

Patent

active

055077471

ABSTRACT:
A vertebral fixation device comprises a hooking element and a clamping element. The hooking element is provided at the top thereof with a plate portion having a fastening hole and at the bottom thereof with a hooked portion. The clamping element is provided at the bottom thereof with a fastening and clamping portion and at the top thereof with a threaded portion engageable with the fastening hole of the plate portion of the hooking element. The clamping element and the hooking element can be caused to hold securely a deformed or injured vertebra by turning and tightening the threaded portion of the clamping element.

REFERENCES:
patent: 2676629 (1954-04-01), Solum
patent: 4364381 (1982-12-01), Sher et al.
patent: 4823636 (1989-04-01), Suska
patent: 5067955 (1991-11-01), Cotrel
patent: 5269784 (1993-12-01), Mast
patent: 5334203 (1994-08-01), Wagner

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