Enhanced Void Filling Joint Prosthesis System

Publication ID: 24-11857205_0001_PTD
Published: November 07, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Void Filling Joint Prosthesis System,” Published Technical Disclosure No. 24-11857205_0001_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857205_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. 11,857,205.

Summary of the Inventive Concept

An advanced void filling joint prosthesis system with improved design features and instrumentation, enhancing the efficiency, safety, and effectiveness of joint replacement surgeries.

Background and Problem Solved

The original void filling joint prosthesis patent has limitations in terms of adaptability, fixation, and monitoring. The new inventive concept addresses these limitations by introducing adjustable apertures, self-locking screw mechanisms, porous coatings, advanced surgical instruments, and built-in sensors for real-time performance monitoring.

Detailed Description of the Inventive Concept

The enhanced void filling joint prosthesis system comprises a central body with an adjustable aperture, allowing for accommodation of varying IM stem diameters via a threaded mechanism. The prosthesis is secured using a self-locking screw mechanism integrated into the prosthesis, ensuring reliable fixation. The surface of the prosthesis features a porous coating, promoting bone ingrowth and enhancing fixation. A comprehensive surgical instrument set includes a reamer, impactor, and guide wire, facilitating efficient and accurate implantation. Additionally, the prosthesis incorporates a built-in sensor, providing real-time data on prosthesis alignment, stability, and bone growth.

Novelty and Inventive Step

The new claims introduce novel features that distinguish the enhanced void filling joint prosthesis system from the original patent. The adjustable aperture, self-locking screw mechanism, porous coating, advanced surgical instruments, and built-in sensor for real-time performance monitoring collectively represent a significant inventive step forward.

Alternative Embodiments and Variations

Alternative embodiments may include varying the design of the adjustable aperture, utilizing different types of porous coatings, or integrating additional sensors for monitoring other parameters. Variations may also involve adapting the surgical instrument set for use with different types of joints or prosthetic components.

Potential Commercial Applications and Market

The enhanced void filling joint prosthesis system has significant commercial potential in the orthopedic industry, particularly in the areas of joint replacement and reconstruction. The system's improved design features and instrumentation are likely to appeal to surgeons and healthcare providers seeking more efficient, safe, and effective solutions for their patients.

CPC Classifications

SectionClassGroup
A A61 A61B17/1675
A A61 A61B17/164
A A61 A61B17/17
A A61 A61B17/1764
A A61 A61F2/30724
A A61 A61F2/30734
A A61 A61F2/30767
A A61 A61F2/38
A A61 A61F2/3859
A A61 A61F2/461
A A61 A61B2090/036
A A61 A61B2090/062
A A61 A61F2002/3021
A A61 A61F2002/3069
A A61 A61F2002/3093
A A61 A61F2002/30332
A A61 A61F2002/30736

Original Patent Information

Patent NumberUS 11,857,205
TitleVoid filling joint prosthesis and associated instruments
Assignee(s)Howmedica Osteonics Corp.