Enhanced Ratchet System for Screwdrivers with Improved Performance and Ergonomics

Publication ID: 24-11857238_0006_PTD
Published: November 07, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Ratchet System for Screwdrivers with Improved Performance and Ergonomics,” Published Technical Disclosure No. 24-11857238_0006_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857238_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. 11,857,238.

Summary of the Inventive Concept

The present inventive concept discloses an enhanced ratchet system for screwdrivers, designed to improve cooperation means, ergonomics, and overall performance, while reducing wear and tear, fatigue, and downtime in orthopedic surgery.

Background and Problem Solved

The original patent for a ratchet system for screwdrivers and its use, although effective, has inherent limitations. The present inventive concept addresses these limitations by introducing novel features that improve the lifespan, user experience, and efficiency of the ratchet system, thereby enhancing its suitability for orthopedic surgery.

Detailed Description of the Inventive Concept

The enhanced ratchet system comprises improved cooperation means between the at least two lugs and the at least two grooves, designed to minimize wear and tear. The handle is ergonomically designed to reduce fatigue and improve grip, enhancing user experience. A torque-limiting mechanism is incorporated to prevent over-tightening and reduce the risk of damage to surrounding tissue. Additionally, a quick-release mechanism allows for rapid tool exchange, reducing downtime. The rod is designed with a self-lubricating material, reducing friction and wear, and improving overall system performance.

Novelty and Inventive Step

The present inventive concept introduces novel features that improve the performance, ergonomics, and efficiency of the ratchet system, making it more suitable for orthopedic surgery. The inventive step lies in the combination of improved cooperation means, ergonomic handle design, torque-limiting mechanism, quick-release mechanism, and self-lubricating rod material, which collectively provide a significant improvement over the original patent.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include varying the design of the cooperation means, handle ergonomics, or torque-limiting mechanism to suit different surgical applications or user preferences. Additionally, the quick-release mechanism could be adapted for use with different types of screwdrivers or tools.

Potential Commercial Applications and Market

The enhanced ratchet system has significant commercial potential in the orthopedic surgery industry, where precision, efficiency, and safety are paramount. The inventive concept could be marketed as a premium product, offering improved performance and ergonomics, and targeting hospitals, surgical centers, and medical device manufacturers.

CPC Classifications

SectionClassGroup
A A61 A61B17/8875
B B25 B25B13/463
B B25 B25B15/04
B B25 B25B23/0042
A A61 A61B2017/00407

Original Patent Information

Patent NumberUS 11,857,238
TitleRatchet system for screwdrivers and its use
Assignee(s)INNOPROD MEDICAL