Enhanced Expandable Implant Assembly with Advanced Features

Publication ID: 24-11857432_0001_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Expandable Implant Assembly with Advanced Features,” Published Technical Disclosure No. 24-11857432_0001_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857432_0001_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. 11,857,432.

Summary of the Inventive Concept

An improved expandable implant assembly with innovative features, including self-locking mechanisms, real-time monitoring, modular design, and dynamic tensioning, enhancing spinal support and stability while minimizing tissue disruption.

Background and Problem Solved

The original expandable implant assembly patent has limitations in ensuring stable and controlled expansion, potentially leading to unintended consequences during spinal placement. The new inventive concept addresses these limitations by introducing advanced features that improve the safety, efficiency, and customization of the implant assembly.

Detailed Description of the Inventive Concept

The enhanced expandable implant assembly features a self-locking mechanism that prevents unintentional expansion or contraction during spinal placement, ensuring a secure and controlled deployment. The implant assembly can be expanded using a control member that minimizes tissue disruption, reducing the risk of complications. Additionally, the assembly incorporates an integrated sensor for real-time monitoring and adjustment of the degree of expansion, optimizing spinal support and stability. The modular design allows for customized length and shape to accommodate varying patient anatomies, and the dynamic tensioning system maintains a consistent force across the implant to promote optimal bone growth and fusion.

Novelty and Inventive Step

The new inventive concept introduces a self-locking mechanism, real-time monitoring, modular design, and dynamic tensioning, which are not present in the original patent. These features provide a significant improvement in safety, efficiency, and customization, making the new inventive concept novel and non-obvious compared to the original patent.

Alternative Embodiments and Variations

Alternative embodiments of the enhanced expandable implant assembly could include varying self-locking mechanisms, different sensor technologies for real-time monitoring, or alternative materials for the modular design. Additionally, the dynamic tensioning system could be adapted for use in other implant assemblies or medical devices.

Potential Commercial Applications and Market

The enhanced expandable implant assembly has significant commercial potential in the spinal implant market, offering improved safety, efficiency, and customization for patients. The target industries include spinal implant manufacturers, hospitals, and orthopedic clinics, with potential for expansion into other medical device markets.

CPC Classifications

SectionClassGroup
A A61 A61F2/4425
A A61 A61F2002/30578
A A61 A61F2002/443

Field of Art

Medical Device Engineering, specifically spinal implant technologies involving expandable surgical devices with mechanical articulation and structural support mechanisms

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer with expertise in orthopedic implant design, mechanical engineering background, understanding of surgical biomechanics, and knowledge of medical device fabrication techniques

Obviousness Rationale

A PHOSITA would recognize that the proposed variations represent predictable engineering improvements to the foundational expandable implant design, utilizing known techniques in medical device innovation to address inherent limitations in the original patent's mechanical configuration. The self-locking mechanism, real-time monitoring, and modular design represent logical extensions of the source patent's core expandable implant concept, applying standard engineering problem-solving approaches to enhance functional performance and patient safety.

Obvious Combinations & Variations

Source Patent Element
Expandable implant with upper and lower supports capable of mechanical movement
PTD Variation
Self-locking mechanism preventing unintentional expansion or contraction
Obviousness Reasoning
Adding mechanical safety interlocks is a predictable solution to prevent unintended implant movement, representing a known technique in medical device design to mitigate potential surgical complications
Source Patent Element
Implant with control member for mechanical adjustment
PTD Variation
Integrated sensor for real-time monitoring and expansion adjustment
Obviousness Reasoning
Incorporating sensor technology to provide feedback during implant deployment is an obvious enhancement using standard instrumentation techniques, allowing surgeons improved procedural control
Source Patent Element
Implant with multiple interconnected structural components
PTD Variation
Modular design allowing customized length and anatomical adaptation
Obviousness Reasoning
Developing modular implant configurations represents a standard engineering approach to creating adaptable medical devices with patient-specific customization capabilities
Source Patent Element
Spinal implant designed to provide structural support
PTD Variation
Dynamic tensioning system to promote consistent bone growth and fusion
Obviousness Reasoning
Implementing biomechanical optimization techniques to improve implant-tissue interaction is a predictable solution within orthopedic device engineering, representing a known method to enhance surgical outcomes
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857432, a Person Having Ordinary Skill In The Art would find the technical variations disclosed herein to represent obvious modifications to the prior art, employing standard engineering techniques to enhance expandable implant functionality. The proposed innovations constitute routine design improvements that would be apparent to a skilled practitioner, thereby rendering potential patent claims covering similar technical approaches obvious and unpatentable under 35 U.S.C. Section 103.

Original Patent Information

Patent NumberUS 11,857,432
TitleExpandable implant assembly
Assignee(s)Life Spine, Inc.