Wedge Plastic Tool for Food Removal in Large Tooth Gaps

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Solution Overview

Problem

Existing methods such as dental floss and toothpicks are ineffective for removing food trapped between teeth with larger than normal spacing, necessitating the use of unconventional items like plastic straws or business cards, which are not ideal solutions.

Innovation Solution

A specialized food trap removal tool made of high-quality plastic, with a wedge shape and specific dimensions, designed to fit between teeth with larger gaps, facilitating easy removal of stuck food.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If dental floss or toothpick is used, then it can remove food between normal teeth spacing, but it is ineffective for teeth with larger than normal spacing

Engineering Contradiction:
Improvefood removal effectivenessVSAvoidadaptability to different tooth spacing
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent applies parameter changes by offering multiple tool thicknesses (0.127mm, 0.254mm, 0.318mm, 0.508mm) to match different tooth spacing gaps. This allows the user to select the appropriate tool thickness for their specific dental anatomy, resolving the contradiction between effective food removal and adaptability to various tooth spacing conditions

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If unconventional items like plastic straws or business cards are used, then they can reach larger tooth gaps, but they are not hygienic or ideal solutions

Engineering Contradiction:
Improveability to access large tooth gapsVSAvoidhygiene and sanitation
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The patent employs disposable plastic tools that are discarded after single use, eliminating hygiene concerns associated with reusing items. Each tool is designed for one-time use to remove food from large gaps, then discarded, ensuring sanitation while maintaining the ability to access difficult-to-reach areas between teeth

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

3Reliability

If a specialized tool with specific dimensions is used, then it provides hygienic and efficient food removal, but it increases device complexity compared to simple items

Engineering Contradiction:
Improvehygiene and efficiencyVSAvoidtool structure and dimensions
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies local quality by creating tools with specific localized features - a wedge shape at one end and rounded edges - that are optimized for the specific function of removing food from between teeth. The tools have precise dimensions (63.5mm x 50.8mm x 9.525mm) with a return angle of 3.175mm, providing the right balance between functionality and simplicity without excessive complexity

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS20260007501A1Food Trap Removal Tool
Publication Date: 2026.01.08 HADAWAY DAVID GREGORY
  • US20260007501A1 patent drawing

AI summary

A food trap removal tool that is made of a high quality plastic with a wedge design. The tool is designed to push food that is stuck between teeth with larger than normal space that floss and toothpicks cannot get to.