US 4,541,421 A · Halo fixation system

Abstract

Halo fixation system for fixation of a head about an orthopedic jacket with an attached halo assembly with respect to the cervical region such as for spine trauma. The halo fixation system includes eight fixated round ball-socket and rod assemblies, four assemblies affixed to the jacket and four assemblies in twin opposing captured elevation screw assemblies. The halo is adjustable through the twin captured elevation screw assemblies. Rods connected between the ball and socket assemblies of the jacket and of the captured elevation assemblies which support the halo. The halo can be either metal or composite material, and either a closed or open halo. The halo is omni adjustable about the head based on the omni directional adjustable rod in the ball-socket configurations located about the halo head piece and the jacket.

Claims10

Dependent claims

Halo fixation system for a patient comprising:

a. front and back opposing jackets configured to conform to the front and back surfaces of a patient's body, and a plurality of adjustable straps and locking buckles in between for securing said front and back jacket together;
b. ball and socket means secured to upper areas of said front and back jackets;
c. rods extending through each of said ball and socket means upwardly, a ball for each ball and socket means surrounding each of said rods in a free-floating relationship;
d. elevational assembly means including ball and socket means at each end, each of said ball and socket means secured to each of said rods, a ball for each of said ball and socket means surrounding each of said rods in a free-floating relationship;
and,
e. halo ring secured to each of said elevational assembly means, said halo including a plurality of skull pins for securing to a patient's skull.

3 more elements

Dependencies are inferred from the claim text.

Halo fixation system

Life of this patent

Halo fixation system

Life of this patent

Abstract

Claims10