Earwax Removal Tip with Flared Base Plate

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Solution Overview

Problem

The use of audio devices, earbuds, and sound protector ear plugs can push earwax deeper into the ear canal, leading to complications such as hearing reduction due to earwax buildup, and conventional methods like Q-tips can further block and damage the ear canal.

Innovation Solution

A device with a flared design and solid base plate on the tip, combined with a handle that limits excessive insertion, featuring a spinning mechanism and optional syringe system for liquid dispensing, to safely remove earwax without damaging the eardrum.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional methods like Q-tips are used to clean the ear, then earwax removal is attempted, but earwax is pushed deeper into the ear canal causing blockage and potential damage

Engineering Contradiction:
Improveear cleaningVSAvoidearwax buildup and eardrum damage
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

Instead of inserting a tip into the ear canal to remove earwax (conventional approach), the device uses a flared base design that expands within the ear canal to create negative pressure and suction, pulling earwax outward through the flared opening. This inverts the traditional insertion direction and mechanism, preventing earwax from being pushed deeper while safely removing it without damaging the eardrum.

Inventive Principle:
Principle #13The other way round (Inversion)

2Adaptability or versatility

If audio devices and earbuds are used, then hearing protection or audio enjoyment is achieved, but earwax is pushed deeper into the ear canal causing hearing reduction

Engineering Contradiction:
Improveaudio device functionalityVSAvoidearwax impaction
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The device converts the harmful effect of earwax accumulation (which causes hearing reduction) into a beneficial cleaning mechanism. The flared base design creates a suction effect that actively removes earwax, transforming the problem of earwax buildup into an opportunity for effective ear cleaning, thereby preventing hearing reduction while maintaining audio device usability.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

3Productivity

If the tip is designed to reach deep into the ear canal for effective cleaning, then earwax removal is improved, but the risk of contacting and damaging the eardrum increases

Engineering Contradiction:
Improveearwax removal effectivenessVSAvoideardrum safety
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The device inverts the traditional approach by using a flared base that expands within the ear canal to create suction, pulling earwax outward through the flared opening rather than relying on a long tip to reach deep areas. This design achieves effective earwax removal while physically preventing the tip from contacting the eardrum, thereby maintaining both productivity and reliability.

Inventive Principle:
Principle #13The other way round (Inversion)

Solution Approach 2:

The flared base acts as an intermediary mechanism between the cleaning action and the eardrum. Instead of a direct contact tip reaching the eardrum, the flared base creates a suction field that mediates the earwax removal process, allowing effective cleaning while maintaining a safe distance from the eardrum and eliminating the risk of direct contact and damage.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10813792B2System and method for removal of earwax and particulates
Publication Date: 2020.10.27 ND PRODUCTS INC
  • US10813792B2 patent drawing
  • US10813792B2 patent drawing
  • US10813792B2 patent drawing

AI summary

In one example, we describe a method and apparatus for cleaning the ear canal of cerumen contaminants, dust, and particulates. That includes a handle and replaceable tips, a combination of a flared design and solid base plate attached to the bottom of the tips, limiting the excessive insertion of the tip into the deep area of ear canal that could contact eardrum, which can seriously damage the eardrum and hearing capabilities. The handle has a slot in the front in which a tip can snap into, and as the whole system is secured together, the user can operate the system by spinning the handle, using fingers, e.g., in a clockwise direction, as the user proceeds to insert the tip in the ear canal. Different variations are also presented here.