Screw-driving tool for implant screws

Details Screw-driving tool for implant screws Screw-driving tool for implant screws

2006-09-19

2006-09-19

Thomas, David B. (Department: 3723)

Tools

Wrench, screwdriver, or driver therefor

Responsive to torque on work

C081S477000, C073S862210

Reexamination Certificate

active

07107883

ABSTRACT:
The invention relates to a screw-driving tool for implant screws having an elongate handle (2) and having a bar-shaped tool which is anchored in the elongate handle (2). An elastic, hollow spiral (10) is provided for the transmission of a predetermined torque, with a bar (3) being guided through the spiral (10) and being fixedly connected to the rotatable side of the spiral and indicating a rotational angle or a torque respectively at the opposite side.

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patent: WO 00/38589 (2000-07-01), None

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