Advanced Tether Clamping Assemblies for Enhanced Spinal Fixation

Publication ID: 24-11857221_0006_PTD
Published: November 07, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Advanced Tether Clamping Assemblies for Enhanced Spinal Fixation,” Published Technical Disclosure No. 24-11857221_0006_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857221_0006_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,857,221.

Summary of the Inventive Concept

The inventive concept discloses improved tether clamping assemblies and related methods for spinal fixation, offering enhanced flexibility, control, and efficiency. These advancements address the limitations of existing tether clamping assemblies, providing surgeons with more reliable and effective solutions.

Background and Problem Solved

The original patent disclosed various embodiments of tether clamping assemblies for spinal fixation. However, these assemblies have inherent limitations, such as requiring manual adjustments, lacking real-time feedback, and being inflexible to varying spinal anatomy. The new inventive concept addresses these limitations by introducing self-locking mechanisms, integrated sensors, dynamic tension adjustment, dual-mode locking, and modular customization.

Detailed Description of the Inventive Concept

The advanced tether clamping assemblies comprise a self-locking mechanism that automatically adjusts to varying tether tensions, ensuring consistent fixation without manual adjustments. Additionally, an integrated sensor monitors tether tension and provides real-time feedback to the surgeon. The assemblies also feature a dynamic tension adjustment mechanism, allowing for fine-tuning of the tension during spinal fixation. Furthermore, a dual-mode locking mechanism enables both self-locking and manual locking, providing enhanced flexibility and control. The modular design of the assemblies enables easy customization to accommodate varying spinal anatomy and fixation requirements.

Novelty and Inventive Step

The new claims introduce several novel features that distinguish the inventive concept from the original patent. Specifically, the self-locking mechanism, integrated sensor, dynamic tension adjustment, dual-mode locking, and modular customization provide a significant improvement over existing tether clamping assemblies. These advancements are non-obvious and provide a new way of addressing the limitations of the original patent.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include the use of different materials, such as titanium or biocompatible polymers, for the tether clamping assemblies. Additionally, the integrated sensor could be replaced with other types of sensors, such as load cells or strain gauges. The dynamic tension adjustment mechanism could also be implemented using different actuation methods, such as motors or hydraulic systems.

Potential Commercial Applications and Market

The advanced tether clamping assemblies have significant commercial potential in the spinal fixation market, which is expected to grow due to an increasing demand for minimally invasive surgical procedures. The inventive concept's ability to provide enhanced flexibility, control, and efficiency makes it an attractive solution for surgeons and hospitals, potentially leading to increased adoption and market share.

CPC Classifications

SectionClassGroup
A A61 A61B17/7022
A A61 A61B17/707
A A61 A61B17/7053
A A61 A61B17/8605
A A61 A61B17/8869
A A61 A61B17/7032
A A61 A61B17/7049
A A61 A61B17/842
A A61 A61B2090/037

Original Patent Information

Patent NumberUS 11,857,221
TitleNesting tether clamping assemblies and related methods and apparatus
Assignee(s)Ortho Development Corporation