Segmented Orthopedic Brace Padding for Wound Bridge Clearance
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Solution Overview
Problem
Conventional orthopedic braces often inhibit wound healing by contacting and compressing surgical wounds, blocking air circulation and causing irritation due to their padding design.
Innovation Solution
A padding assembly with adjustable bridging segments that create a wound bridge, allowing the padding to contact the skin away from the wound, maintaining clearance and preventing compression, while maintaining cushioning and anti-migration functions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional orthopedic brace padding is positioned directly over a wound site to ensure proper brace positioning and support, then the brace provides effective cushioning, fitting and anti-migration functions, but the padding blocks air circulation to the wound and compresses the wound, thereby inhibiting wound healing
Solution Approach 1:
The padding assembly is segmented into multiple independent bridging segments that can be selectively positioned. Instead of a continuous pad covering the entire wound area, the padding is divided into discrete segments that bridge across the wound at different locations, allowing air circulation through the gaps while maintaining overall brace stability and support functions
Solution Approach 2:
The padding assembly provides different local qualities - areas with padding segments provide support and stability, while gaps between segments provide air circulation for wound healing. The thickness and density of padding can vary in different regions to optimize both wound care and brace functionality, with thicker padding in areas needing more cushioning and thinner or absent padding where wound exposure is needed
2Strength
If the padding assembly is made thicker to enhance cushioning and comfort, then the brace provides better protection and comfort to the wearer, but the padding exerts greater compression force on the wound, thereby irritating the wound and hindering healing
Solution Approach 1:
The padding is segmented into discrete bridging segments rather than a continuous thick pad. This segmentation allows the padding to provide cushioning at specific contact points while creating gaps that reduce overall compression on the wound area. The distributed support from multiple segments maintains comfort without concentrating excessive force on the wound
Solution Approach 2:
The padding assembly uses varying thickness parameters - thicker in regions where cushioning is needed for comfort and support, and thinner or absent in regions where wound exposure is required. This parameter variation allows optimization of both cushioning capability and wound healing conditions by adjusting local padding thickness rather than uniformly increasing overall padding thickness
3Object-affected harmful factors
If the padding assembly is made thinner to reduce compression on the wound, then the wound can breathe and heal better, but the brace loses its cushioning capability and anti-migration function
Solution Approach 1:
The segmented bridging segments are strategically positioned to maintain brace stability and anti-migration function while creating gaps for wound exposure. The segments act as anchor points that prevent brace migration, while the gaps between segments allow air circulation and reduce compression, achieving both wound care and brace reliability
Solution Approach 2:
The padding assembly exhibits local quality variations with thicker padding in areas requiring cushioning for comfort and thinner or absent padding in areas requiring wound exposure. This localized differentiation allows the brace to maintain overall fit and stability through strategic padding placement while minimizing compression on the wound area
4Stability of the object's composition
If a continuous pad is used to ensure uniform support across the brace, then the brace provides consistent cushioning and stability, but the continuous pad completely blocks air circulation to the wound, thereby preventing wound healing
Solution Approach 1:
The continuous pad is segmented into multiple discrete bridging segments distributed across the brace surface. This segmentation maintains uniform support distribution through the distributed arrangement of segments while creating gaps between them that allow air circulation to reach the wound area, resolving the contradiction between uniform support and air circulation
Data Source
AI summary
A padding assembly has two bridging segments and a base pad. The base pad is attachable to an orthopedic brace while the first bridging segment is releasably attached to a mounting substrate on the base pad and the other bridging segment is releasably attached to the same mounting substrate or to another mounting substrate on the brace. The attached bridging segments are spaced apart from one another and the resulting space between them, termed a wound bridge area, has a thickness substantially less than that of the padding assembly at the first bridging segment or that of the other bridging segment.