Advanced Orthopedic Screw Systems for Enhanced Stability and Efficiency

Publication ID: 24-11857236_0001_PTD
Published: November 07, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Advanced Orthopedic Screw Systems for Enhanced Stability and Efficiency,” Published Technical Disclosure No. 24-11857236_0001_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857236_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. 11,857,236.

Summary of the Inventive Concept

The inventive concept introduces a series of direct improvements and enhancements to the original orthopedic screw, focusing on optimizing screw insertion, enhancing stability, and reducing the risk of screw failure. These advancements provide surgeons with more effective and efficient tools for treating fractures and promoting bone growth.

Background and Problem Solved

The original orthopedic screw patent, while effective, has inherent limitations. For instance, the fixed screw thread design may not accommodate varying bone densities and fracture types, leading to potential screw failure or misalignment. The new inventive concept addresses these limitations by introducing adjustable screw thread designs, real-time monitoring systems, and nanocoatings to increase friction and reduce the risk of screw loosening.

Detailed Description of the Inventive Concept

The advanced orthopedic screw system comprises a screw thread design with adjustable thread pitch and depth, allowing surgeons to customize the screw for optimal engagement in different bone types and fracture scenarios. A real-time monitoring system detects potential screw failure or misalignment, enabling prompt corrective action. Additionally, the system incorporates a nanocoating to increase friction and reduce the risk of screw loosening over time. The dynamically adjustable shaft diameter accommodates varying bone sizes and shapes, while an integrated sensor detects changes in bone density and adjusts screw thread engagement accordingly.

Novelty and Inventive Step

The new claims introduce a paradigm shift in orthopedic screw design, providing a more adaptable, efficient, and reliable system for surgeons. The adjustable screw thread design, real-time monitoring system, and nanocoating technology represent a significant departure from the fixed design of the original patent, offering a substantial improvement in screw performance and patient outcomes.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include using different materials or coatings for the screw threads, integrating additional sensors or monitoring systems, or developing specialized screw designs for specific fracture types or bone conditions. These variations would ensure broad conceptual coverage and provide a range of options for surgeons and patients.

Potential Commercial Applications and Market

The advanced orthopedic screw system has significant commercial potential in the orthopedic and medical device industries. The system's enhanced stability, efficiency, and adaptability make it an attractive solution for surgeons and hospitals seeking to improve patient outcomes and reduce healthcare costs. Target markets include orthopedic clinics, hospitals, and medical device manufacturers.

CPC Classifications

SectionClassGroup
A A61 A61B17/8685
A A61 A61B17/8625
A A61 A61B90/06
A A61 A61B2090/062

Field of Art

Orthopedic surgical devices, specifically orthopedic screws for bone fracture repair, with expertise in mechanical design, biomaterials, and surgical implant technologies

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or orthopedic surgical device designer with advanced degree, 5-10 years experience in medical device development, familiar with surgical implant design, materials science, and biomechanical engineering principles

Obviousness Rationale

A PHOSITA would recognize that the PTD's disclosed variations represent predictable incremental improvements to the existing orthopedic screw design, utilizing known techniques in sensor integration, surface modification, and adaptive mechanical design that are standard problem-solving approaches in medical device engineering.

Obvious Combinations & Variations

Source Patent Element
Unitary shaft with screw threads for bone fragment fixation
PTD Variation
Dynamically adjustable screw thread pitch and depth to accommodate varying bone densities
Obviousness Reasoning
Adapting thread geometry is a standard design optimization technique, with predictable results in improving screw engagement across different bone types using known mechanical engineering principles
Source Patent Element
Orthopedic screw with tapered transition segment
PTD Variation
Integrated sensor system to monitor screw thread engagement and detect potential failure
Obviousness Reasoning
Adding monitoring capabilities to surgical implants is a known approach in medical device design, representing a predictable application of sensor technology to improve device performance and patient safety
Source Patent Element
Cannulated orthopedic screw design
PTD Variation
Nanocoating to increase friction and reduce screw loosening
Obviousness Reasoning
Surface modification techniques are well-established in medical implant design, with predictable goals of improving mechanical interface and long-term stability using known materials science approaches
Source Patent Element
Surgical method for implanting orthopedic screws in bone segments
PTD Variation
Real-time monitoring system to detect screw misalignment or potential failure
Obviousness Reasoning
Implementing diagnostic monitoring in surgical devices is a standard engineering approach to improving procedural safety and device performance, representing an obvious extension of existing technological capabilities
Source Patent Element
Orthopedic screw for bone fragment fixation
PTD Variation
Bioactive coating to promote bone growth and increase screw retention
Obviousness Reasoning
Applying bioactive surface treatments to orthopedic implants is a known technique for improving osseointegration, representing a predictable solution to enhancing implant performance
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857236 and the disclosed variations, a person having ordinary skill in the art would find the claimed orthopedic screw system variations obvious, as they represent predictable combinations of known techniques in medical device design, sensor integration, and surface modification, thereby rendering subsequent claims of novelty invalid under 35 U.S.C. Section 103.

Original Patent Information

Patent NumberUS 11,857,236
TitleOrthopedic screw
Assignee(s)RetroFix Screws, LLC