Nasal Filter with Resilient Frame for Nasal Adaptation
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Solution Overview
Problem
Existing nasal filters face challenges such as increased airflow resistance, discomfort, and poor adaptability due to their design, which affects user compliance and effectiveness in filtering inhaled air.
Innovation Solution
A nasal filter with resiliently connected frame portions that can adjust and adapt to different nose shapes, featuring a U-shaped bridge and a filter element that follows the nasal cavity's curvature, providing flexible support and minimal visibility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If a rigid frame structure is used to support the filter element, then structural stability is improved, but adaptability to different nasal shapes deteriorates
Solution Approach 1:
The frame is designed with resilient means that allow it to dynamically adjust and flex to different nasal cavity shapes while maintaining structural integrity. The resilient connection enables the frame to adapt its configuration without compromising stability.
Solution Approach 2:
The frame incorporates resilient means that provide flexibility while maintaining structural support. This allows the frame to conform to various nasal shapes while still supporting the filter element effectively.
2Adaptability or versatility
If the resilient means is made very flexible to improve adaptability, then adaptability to different nasal shapes is improved, but structural stability deteriorates
Solution Approach 1:
Different portions of the frame have different flexibility characteristics. The resilient means are strategically positioned and designed with specific flexibility levels to provide adaptability where needed while maintaining structural stability in critical support areas.
3Reliability
If a large filter element is used to improve filtration effectiveness, then particle removal efficiency is improved, but airflow resistance increases
Solution Approach 1:
The filter element utilizes porous materials that allow air to pass through while effectively trapping particles. The porous structure provides large surface area for filtration while maintaining reasonable airflow characteristics.
4Stability of the object's composition
If the frame is made rigid to maintain filter element position, then positioning stability is improved, but comfort deteriorates
Solution Approach 1:
The resilient means enable the frame to dynamically adapt to the nasal cavity shape, providing comfort through flexibility while maintaining positioning stability through the inherent resilience that returns the frame to its optimal configuration.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The nasal filter achieves comfortable and efficient placement, reducing airflow resistance while effectively filtering particles larger than 15 microns, enhancing user comfort and adaptability across various nasal sizes and shapes.
Implementation Method 1
resilient means connecting the anterior support section with the posterior support section for flexible change of distance between the anterior support section and the posterior support section
Implementation Method 2
The framework of the nasal filter comprises an anterior support section and a posterior support section
Implementation Method 3
effectively filtering particles larger than 15 microns
Data Source
AI summary
A nasal filter (1) comprising a frame (2) with a right and a left frame portion (2a, 2b) dimensioned for placement inside a left and right nostril, respective, and optionally connected via a U-shaped bridge (4). Each frame portion (2a, 2b) comprises an anterior support section (6a) towards the front of the nose and a posterior support section (6b) towards the back of the nose, the support sections supporting a filter element (3). Resilient means (8′,9′) connect the anterior support section (6a) with the posterior support section (6b) for flexible change of distance between the anterior support section (6a) and the posterior support section (6b).