The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 08, 2025
Filed:
Feb. 16, 2023
Syntec Corporation, Iwaki, JP;
Kazumi Akatsu, Fukushima, JP;
SYNTEC CORPORATION, Iwaki, JP;
Abstract
A rod for spinal fixation implant having flexibility to reliably support movement of the spine while following movement of the spine with simple configuration. A rod for spinal fixation implant with a screw portion fixed to a vertebral bone and a coupling portion configured to couple the screw portion to the rod, and fixes plural vertebral bones to each other via the rod, the rod for spinal fixation implant includes a layered winding portionconfigured by layering four layers, in radial direction, of spiral bodies obtained by winding four wires in a spiral shape with space portion inside and gap portion being opened between respective wires in an axial direction; and a rod-shaped core materialdisposed in the space portion, in which the layered winding portionsof four layers are disposed such that spiral directions of the spiral bodies of adjacent layers are opposite to each other.