Enhanced Six Degree Spine Stabilization Devices and Methods

Publication ID: 24-11857433_0006_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Six Degree Spine Stabilization Devices and Methods,” Published Technical Disclosure No. 24-11857433_0006_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857433_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. 11,857,433.

Summary of the Inventive Concept

The inventive concept introduces direct improvements and enhancements to six degree spine stabilization devices and methods, focusing on advanced materials, designs, and properties to improve load-bearing capacity, biocompatibility, and adaptability to different patient anatomies and spinal conditions.

Background and Problem Solved

The original patent addresses the need for stabilizing adjacent vertebrae of the spine while preserving a natural kinematic signature. However, the existing devices and methods may have limitations in terms of durability, biocompatibility, and adaptability. The new inventive concept solves these problems by introducing enhanced materials, designs, and properties to improve the overall performance and safety of spine stabilization devices and methods.

Detailed Description of the Inventive Concept

The inventive concept encompasses a range of improvements, including the use of thermoplastic materials with enhanced durability, resilient cores with compression ratios of at least 20%, hydrophilic coatings for improved biocompatibility, porous structures to facilitate bone growth and integration, and variable stiffness profiles to accommodate different patient anatomies and spinal conditions. These advancements enable the development of more effective and safer spine stabilization devices and methods.

Novelty and Inventive Step

The new inventive concept introduces novel and non-obvious improvements to the original patent, including the use of advanced materials, designs, and properties that enhance the performance, safety, and adaptability of spine stabilization devices and methods.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept may include the use of different materials, such as polycarbonate urethane or PEEK, or varying the design of the flexible core to accommodate specific spinal conditions. Additionally, the inventive concept could be adapted for use in other orthopedic applications, such as joint replacement or bone fracture fixation.

Potential Commercial Applications and Market

The enhanced six degree spine stabilization devices and methods have significant commercial potential in the orthopedic and spine surgery markets, with potential applications in hospitals, clinics, and medical research institutions.

CPC Classifications

SectionClassGroup
A A61 A61F2/4425
A A61 A61F2/442
A A61 A61F2002/30011
A A61 A61F2002/30014
A A61 A61F2002/30069
A A61 A61F2002/3081
A A61 A61F2002/30385
A A61 A61F2002/30392
A A61 A61F2002/30393
A A61 A61F2002/30398
A A61 A61F2002/30433
A A61 A61F2002/30448
A A61 A61F2002/30462
A A61 A61F2002/30607
A A61 A61F2002/30616
A A61 A61F2002/30649
A A61 A61F2002/30652
A A61 A61F2002/30658
A A61 A61F2002/30673
A A61 A61F2002/30772
A A61 A61F2002/30878
A A61 A61F2002/30906
A A61 A61F2002/30925
A A61 A61F2002/443
A A61 A61F2310/00011
A A61 A61F2310/00023
A A61 A61F2310/00029
A A61 A61F2310/00059
A A61 A61F2310/0097
A A61 A61F2310/00179
A A61 A61F2310/00407
A A61 A61F2310/00976

Field of Art

Orthopedic medical devices, specifically spinal implant technologies involving biomechanical stabilization systems with a focus on intervertebral device design and materials engineering

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or orthopedic device designer with advanced degrees in materials science, biomechanical engineering, or related fields, possessing expertise in designing surgical implants with knowledge of biomaterials, mechanical properties, and surgical intervention techniques

Obviousness Rationale

A person having ordinary skill in the art would recognize that the published technical disclosure represents predictable variations and incremental improvements to the source patent's core technological framework. The disclosed enhancements represent standard engineering design choices within the established technological domain of spinal stabilization devices. These modifications demonstrate routine optimization strategies that would be apparent to a skilled practitioner seeking to improve device performance and patient outcomes.

Obvious Combinations & Variations

Source Patent Element
Implant with resilient core using thermoplastic materials
PTD Variation
Enhanced thermoplastic materials with improved durability and compression ratios
Obviousness Reasoning
Material selection and performance optimization are predictable engineering tasks within materials science, representing a known technique for incremental device improvement
Source Patent Element
Intervertebral device with endplates for bone attachment
PTD Variation
Adding porous structures to facilitate bone growth and integration
Obviousness Reasoning
Surface modification techniques for improved osseointegration are well-established in orthopedic implant design, representing a finite set of known solutions for enhancing implant performance
Source Patent Element
Spine stabilization device with flexible core
PTD Variation
Implementing variable stiffness profiles to accommodate different patient anatomies
Obviousness Reasoning
Customization of mechanical properties is a standard design approach in medical device engineering, representing a predictable result of applying known design principles
Source Patent Element
Thermoplastic implant materials like PEEK and polycarbonate urethane
PTD Variation
Adding hydrophilic coatings to enhance biocompatibility and reduce tissue inflammation
Obviousness Reasoning
Surface modification techniques are routine in biomaterials engineering, representing a known method for improving implant performance and patient outcomes
Source Patent Element
Basic spine stabilization device design
PTD Variation
Expanding potential applications to other orthopedic interventions like joint replacement
Obviousness Reasoning
Technology transfer between related medical device domains is a common and predictable engineering practice, representing an obvious extension of existing technological principles
35 U.S.C. § 103 Summary: Based on a comprehensive analysis of US Patent 11857433 and the corresponding published technical disclosure, a person having ordinary skill in the art would find the claimed variations obvious and anticipated, as the disclosed improvements represent routine engineering modifications that would be apparent to a skilled practitioner in the field of orthopedic medical device design. The incremental enhancements demonstrate no inventive step beyond the existing technological landscape and therefore constitute prima facie obviousness under 35 U.S.C. ยง 103.

Original Patent Information

Patent NumberUS 11,857,433
TitleSix degree spine stabilization devices and methods
Assignee(s)Globus Medical, Inc.