Fenestrated Brace with Elongated Beams for Radial Expansion
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Solution Overview
Problem
Conventional braces are often cumbersome, uncomfortable, and unattractive, leading to patient non-compliance due to their rigid structure and lack of flexibility, which fails to accommodate changes in limb size during healing.
Innovation Solution
A fenestrated brace design with elongated parallel fenestrations and beams, coupled by shorter posts, allowing for radial elasticity and flexibility to accommodate swelling and changes in limb size, while maintaining support and preventing specific movements to aid rehabilitation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If a rigid structure is used to prevent limb movement, then support and immobilization are improved, but comfort and adaptability to changing limb size deteriorate
Solution Approach 1:
The brace is divided into multiple discrete structural elements including longitudinal beams, transverse beams, and connecting posts that form a grid-like framework. This segmentation allows individual elements to flex and adapt while maintaining overall structural support, enabling the rigid appearance to accommodate changing limb dimensions through controlled movement of discrete components
Solution Approach 2:
The brace incorporates dynamic characteristics through its geometric configuration where beams and posts form triangulated structures that can deform elastically. The rigid-looking framework actually possesses controlled flexibility allowing it to expand and contract with limb size changes while maintaining immobilization function through its structured geometry
2Strength
If thick padding and rigid structure are used to immobilize the limb, then support is improved, but ease of operation and comfort deteriorate
Solution Approach 1:
The brace is divided into multiple discrete structural elements including longitudinal beams, transverse beams, and connecting posts that form a grid-like framework. This segmentation allows individual elements to flex and adapt while maintaining overall structural support, enabling the rigid appearance to accommodate changing limb dimensions through controlled movement of discrete components
Solution Approach 2:
The brace utilizes a thin-walled structural design where the grid framework of beams and posts creates a lightweight structure that is easier to apply and remove compared to traditional thick padding. The geometric configuration provides structural integrity without requiring substantial material thickness, improving ease of operation
3Strength
If a rigid brace structure is used to prevent movement, then support is improved, but device complexity and unattractiveness increase
Solution Approach 1:
The grid framework of beams and posts serves multiple functions simultaneously: it provides structural support for immobilization, creates openings for ventilation and aesthetic appeal, and forms a lightweight structure through efficient material distribution. The same geometric pattern that provides strength also enables the openings and overall design efficiency
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 brace provides a comfortable, flexible, and supportive solution that adapts to changing limb dimensions, reducing the need for frequent replacements and enhancing patient compliance by allowing for radial expansion and contraction, while preventing harmful movements like wrist bending.
Implementation Method 1
the brace can be flexible in response to radial forces within the brace. More specifically, the inventive brace can be radially elastic and may deform to accommodate swelling of the limb or protrusions from the limb
Data Source
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AI summary
A brace has a plurality of elongated beams that extend in parallel along the length of the brace. The adjacent beams are coupled to posts that extend around the circumference of the brace in a staggered pattern and hold the beams in place around the brace. The beams and posts define a plurality of elongated fenestrations. The configuration of the beams and fenestrations allow the brace to be strong in compression and bending and also provide elastic radial expansion.