Adjustable Nasal Pad With Extend-Retract Plugs

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Solution Overview

Problem

Existing nasal pad masks require users to try multiple pads with differently spaced nasal plugs to find a suitable fit, which is cumbersome and costly, as they need to accommodate varying nostril spacings.

Innovation Solution

A nasal pad with extend-retract adjustment sections that allow the spacing between nasal plugs to be adjusted, enabling users to customize the fit by changing the length of these sections between extended and retracted lengths, thereby accommodating different nostril spacings with a single nasal pad.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple nasal pads with different nasal plug spacings are provided to accommodate different users, then adaptability to different nostril spacings is improved, but device complexity and cost increase

Engineering Contradiction:
Improveadaptability to different nostril spacingsVSAvoidnumber of nasal pads required
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The nasal pad incorporates an extend-retract adjustment section that allows the distance between the two nasal plugs to be dynamically adjusted. This adjustable mechanism enables a single nasal pad to adapt to different nostril spacings of various users, replacing the need for multiple fixed-spacing nasal pads and thereby reducing device complexity while maintaining adaptability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The nasal pad is designed with universal adaptability through the extend-retract adjustment section, allowing one nasal pad to serve multiple users with different nostril spacings. This multi-functional design eliminates the need for users to try multiple different nasal pads, simplifying the overall system while achieving broad compatibility.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If multiple nasal pads with different nasal plug spacings are provided, then adaptability to different users is improved, but cost increases

Engineering Contradiction:
Improveadaptability to different usersVSAvoidcost of respiratory mask
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

By incorporating the extend-retract adjustment section, the patent enables a single nasal pad to be manufactured with adjustable functionality rather than requiring multiple fixed versions. This reduces manufacturing costs while maintaining the ability to accommodate different users through adjustment rather than through producing multiple product variants.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If users try multiple nasal pads repeatedly to find a suitable fit, then adaptability is achieved, but time consumption and inconvenience increase

Engineering Contradiction:
Improvesuitability of fitVSAvoidtime required for fitting process
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The extend-retract adjustment section allows users to quickly adjust the nasal plug spacing to match their nostril spacing without trying multiple different nasal pads. This dynamic adjustment capability significantly reduces the time and inconvenience of the fitting process while ensuring a suitable fit.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The nasal pad enables users to self-adjust the spacing between nasal plugs to achieve a proper fit without requiring assistance or repeated trials of different pads. The adjustability empowers users to independently customize the fit to their specific needs.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11357945B2Nasal pad for respiratory mask and respiratory mask
Publication Date: 2022.06.14 BMC MEDICAL CO LTD
  • US11357945B2 patent drawing
  • US11357945B2 patent drawing
  • US11357945B2 patent drawing

AI summary

A nasal pad for respiratory mask and a respiratory mask. The nasal pad comprises a nasal pad body and nasal plugs. Each nasal plug comprises a nasal plug body. The nasal plug bodies are fixedly connected to the nasal pad body. The nasal pad body comprises extend-retract adjustment sections. The extend-retract adjustment sections are provided with an extended length and a retracted length. The extend-retract adjustment sections are configured in a way that the length thereof can be adjusted between the extended length and the retracted length, thus varying the distance between the two nasal plug bodies. One purpose of the nasal pad is for use in the respiratory mask.