Loupe Light-Compatible Medical Mask with Hinged Shield

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Solution Overview

Problem

Standard disposable medical face shields do not adequately accommodate medical professionals wearing loupes and loupe lights, as they lack proper coverage and comfort due to their design, particularly failing to integrate with existing eye shield configurations.

Innovation Solution

A medical mask design featuring a filter mask portion with a hingedly connected face shield that includes a centrally positioned cutout to accommodate loupe lights, allowing for better fit and comfort, with side portions that secure via straps and optional frangible sections for customizable cutouts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a standard disposable face shield is used, then full-face protection is provided, but it cannot accommodate loupes and loupe lights

Engineering Contradiction:
Improvecompatibility with loupes and loupe lightsVSAvoidcomfort and fit
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The face shield is divided into a central portion and side portions that can be independently positioned. The central portion includes a cutout for loupe lights, while side portions provide wrap-around coverage, allowing each segment to serve its specific function without interfering with loupes

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The side portions are hingedly connected to the central portion, allowing them to rotate and adjust to fit different face shapes and accommodate various loupe positions. This dynamic adjustment capability enables the shield to adapt to individual user needs while maintaining protection

Inventive Principle:
Principle #15Dynamics

2Object-affected harmful factors

If a helmet-style shield is used, then full wrap-around protection is provided, but it is cumbersome and uncomfortable

Engineering Contradiction:
Improveprotection coverageVSAvoidcomfort and portability
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The shield is segmented into a lightweight central portion and flexible side portions connected by hinges. This segmentation allows the shield to provide wrap-around protection similar to helmet-style shields while maintaining the lightweight, disposable nature of traditional face shields

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The side portions are designed as flexible elements that can rotate and conform to the user's face contours. This flexibility provides comprehensive protection coverage while keeping the overall structure lightweight and comfortable for extended wear

Inventive Principle:
Principle #30Flexible shells and thin films

3Ease of operation

If an integrated plastic face shield is used, then it is lighter than helmet-style shields, but it lacks good wrap-around coverage

Engineering Contradiction:
ImprovecomfortVSAvoidside-face protection
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The side portions are hingedly connected to the central portion, enabling them to rotate outward and provide wrap-around coverage of the side faces. This dynamic configuration allows the lightweight shield to achieve comprehensive protection that static integrated shields cannot provide

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The side portions extend laterally from the central portion, adding dimensional coverage to the side faces. This multi-dimensional configuration transforms the shield from a simple flat barrier into a wrap-around protective structure that covers both front and side facial areas

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS10231495B2Medical mask with loupe light-compatible eye shield
Publication Date: 2019.03.19 LOUPESAVER LLC
  • US10231495B2 patent drawing
  • US10231495B2 patent drawing
  • US10231495B2 patent drawing

AI summary

A face mask with full-face, wrap-around protection is disclosed. The face mask has a filter mask portion with an attached face shield portion and is adapted to be compatible with loupes and a loupe light. Specifically, the central portion of the face shield includes a horizontally centered cut out that extends downwardly from a top edge. The cut out is sized and positioned to allow a loupe light to pass through. The central portion of the face shield is hingedly connected to a pair of side portions. The side portions may include openings that allow straps from the filter mask to pass through and secure the side portions against the head.