Enhanced Ratchet System for Screwdrivers with Improved Performance and Ergonomics
Legal Citation
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
| Section | Class | Group |
|---|---|---|
| A | A61 | A61B17/8875 |
| B | B25 | B25B13/463 |
| B | B25 | B25B15/04 |
| B | B25 | B25B23/0042 |
| A | A61 | A61B2017/00407 |
Section 103 Obviousness Analysis (PHOSITA)
Field of Art
Orthopedic surgical tools and mechanical engineering, specifically focusing on precision screwdriver systems for bone surgery, requiring expertise in mechanical design, biomechanical interfaces, and surgical instrument ergonomics
Person of Ordinary Skill (PHOSITA) Profile
A mechanical engineer or surgical instrument designer with advanced degrees, 5-10 years of experience in medical device development, familiar with orthopedic surgical tool design, mechanical coupling systems, and material science principles
Obviousness Rationale
A PHOSITA would recognize that the PTD's enhancements represent predictable incremental improvements to the source patent's ratchet system, utilizing standard engineering design techniques and known optimization strategies for surgical instruments. The modifications address common performance limitations in surgical tools through well-established mechanical design principles. The variations represent logical extensions of the original patent's core technological concept.
Obvious Combinations & Variations
Original Patent Information
| Patent Number | US 11,857,238 |
|---|---|
| Title | Ratchet system for screwdrivers and its use |
| Assignee(s) | INNOPROD MEDICAL |