Enhanced Plate Denture Production Method and System
Legal Citation
Summary of the Inventive Concept
An improved method and system for producing plate dentures using stereolithography 3D printing, enhancing durability, fitting accuracy, and hygiene.
Background and Problem Solved
The original patent method of producing plate dentures using stereolithography 3D printing has limitations, including reduced durability, fitting accuracy, and potential hygiene issues. The new inventive concept addresses these limitations by introducing improved curable compositions, novel photopolymerization initiators, advanced temperature control systems, and custom artificial tooth designs.
Detailed Description of the Inventive Concept
The enhanced method of producing plate dentures involves using a curable composition with improved thermal stability, a novel photopolymerization initiator, and an advanced temperature control system in the 3D printer. The custom artificial tooth is designed with an optimized edge structure for snap fit, ensuring improved fitting accuracy and stability. Additionally, the plate denture production kit includes a curable composition with a built-in antimicrobial agent and a 3D printer with a sterilization module, enhancing hygiene and safety.
Novelty and Inventive Step
The new inventive concept introduces a series of innovative solutions, including improved curable compositions, novel photopolymerization initiators, advanced temperature control systems, and custom artificial tooth designs, which collectively provide enhanced durability, fitting accuracy, and hygiene compared to the original patent.
Alternative Embodiments and Variations
Alternative embodiments of the inventive concept may include using different types of 3D printing technologies, varying the composition of the curable material, or incorporating additional features such as sensors or monitoring systems to enhance the production process.
Potential Commercial Applications and Market
The enhanced plate denture production method and system have significant commercial potential in the dental industry, offering improved patient outcomes, increased efficiency, and reduced costs. The target market includes dental clinics, hospitals, and research institutions.
CPC Classifications
| Section | Class | Group |
|---|---|---|
| A | A61 | A61C13/0013 |
| A | A61 | A61C13/01 |
| A | A61 | A61C13/10 |
| B | B29 | B29C64/124 |
| B | B33 | B33Y10/00 |
| B | B33 | B33Y80/00 |
| C | C09 | C09J7/10 |
| C | C09 | C09J7/30 |
| C | C09 | C09J2301/416 |
| C | C09 | C09J2433/00 |
| C | C09 | C09J2433/008 |
Section 103 Obviousness Analysis (PHOSITA)
Field of Art
Dental prosthetics and additive manufacturing, specifically stereolithographic 3D printing of dental devices, requiring expertise in materials science, polymer chemistry, dental engineering, and advanced manufacturing techniques
Person of Ordinary Skill (PHOSITA) Profile
A professional with advanced degree (MS/PhD) in materials engineering, dental technology, or biomedical engineering, having working knowledge of 3D printing technologies, photopolymerization processes, and dental prosthetic design principles
Obviousness Rationale
A PHOSITA would recognize that the PTD's variations represent incremental improvements to the source patent's stereolithographic denture production method, utilizing known techniques in polymer chemistry, 3D printing optimization, and dental prosthetic design. The disclosed modifications represent predictable engineering solutions that would be apparent to a skilled practitioner seeking to enhance denture manufacturing processes. The technical variations demonstrate standard problem-solving approaches within the field of dental additive manufacturing.
Obvious Combinations & Variations
Original Patent Information
| Patent Number | US 11,857,385 |
|---|---|
| Title | Method of producing plate denture, curable composition for stereolithography, and plate denture production kit |
| Assignee(s) | TOKUYAMA DENTAL CORPORATION |