Removable Cover for Dental Arch Models

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Solution Overview

Problem

Commercial typodonts embed informational sheets permanently, making it impossible to replace them without damaging the model, which is not economical for showcasing different information.

Innovation Solution

A removable cover with informational material on its inner or outer surface that separably attaches to the dental arch model, allowing for easy replacement without damaging the model.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the sheet containing printed information is embedded in the typodont at time of fabrication, then the information is made permanent and securely attached, but the sheet cannot be removed and replaced without damaging or destroying the typodont

Engineering Contradiction:
Improvesecure attachment of informationVSAvoidreplaceability of information
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The typodont is divided into separate components: the permanent typodont structure and the removable cover containing the informational sheet. This segmentation allows the information-bearing portion to be separated from the permanent structure, enabling replacement of information without damaging the typodont while maintaining secure attachment through the cover mechanism.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The informational sheet is extracted from the permanent typodont structure and placed on a removable cover. This extraction allows the information to be taken out and replaced independently, resolving the contradiction between permanent attachment and replaceability.

Inventive Principle:
Principle #2Taking out (Extraction)

2Stability of the object's composition

If the sheet is embedded permanently in the typodont, then the information remains fixed and stable, but replacing information requires damaging or destroying the expensive dental arch model

Engineering Contradiction:
Improvefixed informationVSAvoidcost-effectiveness of updates
Core Design Contradiction:
Stability of the object's compositionVSEase of manufacture

Solution Approach 1:

By segmenting the typodont into a permanent base and a removable information cover, the system maintains stable, fixed information during use while allowing cost-effective updates by simply replacing the cover rather than damaging the expensive dental arch model.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The removable cover can be discarded or replaced when information needs to be updated, while the expensive dental arch model is recovered and reused. This approach makes updates cost-effective by avoiding damage to the permanent structure.

Inventive Principle:
Principle #34Discarding and recovering

3Adaptability or versatility

If a removable cover is used to display informational material, then the cover can be removed and replaced with different informational material, but the cover must separably attach to the dental arch model

Engineering Contradiction:
Improvereplaceability of informationVSAvoidattachment mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The removable cover is designed as a simple, inexpensive component that can be easily manufactured and replaced. The attachment mechanism is kept simple to minimize complexity, allowing the cover to be separably attached and replaced without complex mechanisms, making the system adaptable while controlling complexity.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Data Source

PatentUS9911363B1Dental arch models
Publication Date: 2018.03.06 TRIGROUP TECHNOLOGIES LTD
  • US9911363B1 patent drawing
  • US9911363B1 patent drawing
  • US9911363B1 patent drawing

AI summary

An arch model has a set of teeth and a wall which bridges the set of teeth and has a surface opposite the set of teeth. A cover which contains informational material about the dental arch model separably attaches to the wall of the dental arch model. Different informational material can be presented by removing the cover and replacing it with another cover which contains the different informational material.