Spinal segmental reduction derotational fixation system

Details Spinal segmental reduction derotational fixation system Spinal segmental reduction derotational fixation system

1995-06-06

1997-07-22

Buiz, Michael

Surgery

Instruments

Orthopedic instrumentation

606 73, 606 72, A61B 1756

Patent

active

056499264

ABSTRACT:
The present invention relates to a spinal fixation system. The system comprises a screw for pivotally attaching a bolt to a vertebrae to be treated. A pivot block is threaded onto the bolt to move the pivot block up and down the bolt. A rod is secured at each of its ends to vertebrae on either side of the vertebrae to be treated and a clamp block is attached to the rod and the pivot block to thereby allow the pivot block to push, pull or rotate the vertebrae to be treated.

REFERENCES:
patent: 2696817 (1954-12-01), Prevo
patent: 5034011 (1991-07-01), Howland
patent: 5047029 (1991-09-01), Aebi et al.
patent: 5053034 (1991-10-01), Olerud
patent: 5129900 (1992-07-01), Asher et al.
patent: 5254118 (1993-10-01), Mirkovic

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