Spinal fixation device

Details Spinal fixation device Spinal fixation device

1989-12-21

1991-01-29

Yasko, John D.

Surgery

Instruments

Orthopedic instrumentation

A61F 504

Patent

active

049878921

ABSTRACT:
A device for spinal fixation comprises first and second pedicle screw members, a stabilizing member, and an articulating clamp which has securing means for releasably attaching the screw members to the stabilizing member. The device includes locking means such as a clamp bolt to lock the screw members to the articulating clamp.

REFERENCES:
patent: 2250417 (1941-07-01), Ettinger
patent: 2406987 (1946-09-01), Anderson
patent: 2497626 (1950-02-01), Persall
patent: 4289124 (1981-09-01), Zickel
patent: 4433677 (1984-02-01), Ulrich et al.
patent: 4445513 (1984-05-01), Ulrich et al.
patent: 4611580 (1986-09-01), Wu
patent: 4648388 (1987-03-01), Steffee
Martin H. Krag, M.D. et al., "An Internal Fixator for Posterior Application to Short Segments of the Thoracic, Lumbar or Lumbosacral Spine, Clinical Orthopaedics and Related Research", No. 203, Feb., 1986, pp. 75-98.

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