Repositioning tool

Details Repositioning tool Repositioning tool

1996-08-09

1998-01-13

Tucker, Guy V.

Surgery

Instruments

Orthopedic instrumentation

606 73, 606104, A61B 1756

Patent

active

057073716

ABSTRACT:
A repositioning tool for handling pedicle screws which have annular heads with parallel clamping faces is provided. The tool has a tongue-shaped portion connected to a handle, which tongue-shaped portion is brought into engagement with the head of a pedicle screw in the axial direction thereof. The tool can apply a tilting moment perpendicular to the length axis of the pedicle screw and can apply a torque. The tool comprises pliers with jaws (22, 24) including inwardly extending projections (28, 30) to engage opposite indentations (70, 72) provided along the periphery of the annular head (64) of the pedicle screw (60).

REFERENCES:
patent: 1293696 (1919-02-01), Bush
patent: 1310510 (1919-07-01), Speirs
patent: 2567182 (1951-09-01), Cohen
patent: 4539874 (1985-09-01), Jacovitz
patent: 4790303 (1988-12-01), Steffee
patent: 4940454 (1990-07-01), Siragusa

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