Researchers Submit Patent Application, "Modular Bone Anchor System With Bottom Loaded Shank Heads Having A Single Shank Head Shape", for Approval (USPTO 20230404631).

The text describes a patent application for a modular bone anchor system that is designed to secure spinal implants and stabilize spinal alignment. The system includes bone anchors, receiver sub-assemblies, and closures. The bone anchors can be loaded into either pivoting or non-pivoting receiver sub-assemblies, which have channels to receive a fixation rod. The system allows for multiplanar or monoplanar pivotal motion of the bone anchors. The patent application provides detailed descriptions and claims for the modular bone anchor system. [Extracted from the article]