Tool for driving pedicle screws

Details Tool for driving pedicle screws Tool for driving pedicle screws

1996-07-29

1999-09-07

Meislin, D. S.

Tools

Wrench, screwdriver, or driver therefor

Pivoted side jaw

81 93, 81109, B25B 1328

Patent

active

059469889

ABSTRACT:
A tool for driving pedicle screws into vertebrae of the human spine has a shaft preferably with a handle at one end and, at the opposite end, a holder for receiving a preferably ring-shaped head which is flattened on opposite sides. The tool has a first clamping jaw (18) secured to the shaft (12), and a second loose clamping jaw (20) including a lateral projection which is tiltably received by the first clamping jaw (18). The tool has an axially slidable actuating member (32) which is guided along the shaft (12). The front end of the actuating member (32) engages the rear end of the second clamping jaw (20) and is preferably axially urged towards the second clamping jaw (20) by a threaded driving means.

REFERENCES:
patent: 1153050 (1915-09-01), Estes
patent: 2513956 (1950-07-01), Ollaguon

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