FIXING DEVICE FOR FIXING VERTEBRAL SEGMENTS Russian patent published in 2007 - IPC A61B17/80 A61B17/70 

FIELD: medical engineering.

SUBSTANCE: device 1 fixes two bone parts 18,19 relative to each other. The device has two fixing plates 2, 3, each having holes 9 for receiving fastening means like screws 12 for attaching fixing plate to corresponding bone part. The device also has connection means for fastening the fixing members to each other. The connection means has the first connection piece connected to the first fixing plate. The second connection means is connected to the second fixing plate. The first and the second connection pieces are slidingly movable and fixable to each other. The first connection piece has two flanges 6 separated from each other with interval to enable the second connection piece manufactured as tenon 5 to find place between them. The second connection piece is separable to be gripped by said flanges. Kit for fixing two bone parts has device 1 and screws 12 for fastening it. The screws have head which diameter is smaller than the second diameter of said opening for receiving them.

EFFECT: allowed compression under required rigidity restrictions.

8 cl, 5 dwg