Device for setting the spinal column
First Claim
1. A device for setting a spinal column with damaged vertebrae, said device comprisingan axial guide member;
- a first arm slideably mounted for axial movement on said guide member;
a second arm fixedly mounted to said guide member;
a separate mid-piece hingedly connected to each of said first and second arms;
a separate bracket hingedly connected to each said mid-piece; and
a separate hollow receiving piece carried by each bracket and adjustable in two planes for receiving an extension rod adapted for connection to a bone screw, said receiving piece consisting of a cylindrical piece with a central axis having a generally tangential hole therethrough which is transverse to and offset from said central axis and means for fixing the position of said cylindrical piece.
1 Assignment
0 Petitions
Accused Products
Abstract
A device for adjusting a vertebral column with damaged vertebrae comprises an adjustable arm on a guiding axis and a stationary arm attached to the guiding axis, each arm having a hollow receiving body adjustable in two planes for a lengthening rod, which can be connected with a tire-fond. Each arm (2, 4) has an intermediate jointed piece (5, 5a) with an intermediate jointed piece (5, 5a) with two joints (6, 7), each intermediate jointed piece (5, 5a) being connected in a hinged manner to a support (8) for the hollow receiving body which is designed as an attachable cylindrical piece (15) with a tangential drilled hole (16).
480 Citations
13 Claims
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1. A device for setting a spinal column with damaged vertebrae, said device comprising
an axial guide member; -
a first arm slideably mounted for axial movement on said guide member; a second arm fixedly mounted to said guide member; a separate mid-piece hingedly connected to each of said first and second arms; a separate bracket hingedly connected to each said mid-piece; and a separate hollow receiving piece carried by each bracket and adjustable in two planes for receiving an extension rod adapted for connection to a bone screw, said receiving piece consisting of a cylindrical piece with a central axis having a generally tangential hole therethrough which is transverse to and offset from said central axis and means for fixing the position of said cylindrical piece. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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Specification