Correcting a spinal column

Details Correcting a spinal column Correcting a spinal column

1995-02-22

1997-11-04

Buiz, Michael

Surgery

Instruments

Orthopedic instrumentation

606 73, A61B 1770

Patent

active

056833903

ABSTRACT:
An apparatus for correcting a spinal column having damaged vertebrae comprises a fastener (which is preferably a pedicle screw) having a receiving slot for holding a distracting or compressing bar. The bar is positioned within the slot in a manner permitting adjustment and is then locked in a fixed position, both functions achieved by a special two-part locking element which first holds and then rigidly locks the bar and fastener together. A method for correcting a spinal column having damaged vertebrae is also given.

REFERENCES:
patent: 4887596 (1989-12-01), Sherman
patent: 5217497 (1993-06-01), Mehdian
patent: 5257993 (1993-11-01), Asher
patent: 5496321 (1996-03-01), Puno et al.

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