POSTERIOR SPRING-TYPE DEVICE FOR FIXING VERTEBRAL COLUMN Russian patent published in 1998 - IPC

Abstract RU 2103937 C1

FIELD: medical engineering. SUBSTANCE: device has two parallel controllable springs with upper hooks and two cantilevers for making attachment to stable vertebra by means of hooks and screw with bolt and check-nut. Symmetric spring effect is achieved owing to axial action of two parallel springs at the level of minimum one vertebral motor segment. EFFECT: reduced risk of traumatic complications; retained ability of the fixed segment to move. 2 dwg

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RU 2 103 937 C1

Authors

Kedrov Andrej Vladimirovich

Dates

1998-02-10—Published

1995-12-20—Filed