Tubular Compression Article with Intermediate Foam Layer
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Solution Overview
Problem
Conventional compression articles for treating edema and injuries often fail to provide optimal compression pressure distribution and padding, leading to ineffective therapy due to incorrect application and sensitivity to pressure peaks, especially in severe cases and at night when self-bandaging is required.
Innovation Solution
A compression article with a tubular structure featuring two cover layers and a connecting intermediate layer, allowing for adjustable compression pressure through closure devices and varying elasticity, enabling simulation of required compression characteristics for effective edema treatment and accommodating anatomical variations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If conventional compression garments are used, then they can be pulled over the body part easily, but they cannot provide sufficient padding and optimal compression pressure distribution
Solution Approach 1:
The compression garment is divided into multiple functional layers: an inner compression layer, an intermediate cushioning layer with foam material, and an outer protective layer. This segmentation allows each layer to perform its specific function - the inner layer provides compression, the intermediate layer provides padding and pressure distribution, and the outer layer protects the skin.
Solution Approach 2:
The garment uses composite material construction combining different materials with distinct properties: elastic compression material for the inner layer, foam material for the intermediate cushioning layer, and protective fabric for the outer layer. This composite structure enables simultaneous achievement of compression, padding, and protection functions.
2Reliability
If compression bandages are applied tightly to ensure effective compression therapy, then fluid drainage is improved, but the risk of constriction and discomfort increases
Solution Approach 1:
The intermediate layer with foam material is positioned between the compression layer and the skin to provide beforehand cushioning. This cushioning layer prevents the compression force from concentrating on sensitive areas such as bony prominences and raised areas, distributing the pressure more evenly and preventing constriction while maintaining therapeutic compression effectiveness.
3Device complexity
If the compression garment has uniform elasticity throughout, then the structure is simple, but it cannot accommodate anatomical variations and provide optimal compression patterns
Solution Approach 1:
The garment implements local quality by providing different elasticity characteristics in different regions. The intermediate layer has varying thickness and cushioning properties in different zones to match anatomical variations of the body part. This allows the garment to provide optimal compression patterns that adapt to local anatomical features such as bony areas, raised areas, and soft tissue regions.
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 solution ensures improved compression pressure distribution and padding, maintaining desired pressure as tissue fluid drains, facilitating easier application and restoring intended compression, while being gentle on sensitive areas and adaptable for different body parts.
Implementation Method 1
The intermediate layer can be made of foam material or a viscoelastic material and can provide cushioning and pressure distribution
Implementation Method 2
The compression garment can have a fastening device that allows it to be secured to the body part to be supported or compressed
Data Source
Figure 1~3
AI summary
A compression article comprising at least two cover layers (21, 22) made of at least partially elastic material, which are connected to each other by an intermediate layer (23), wherein a compression pressure can be generated by means of the cover layers (21, 22) and the intermediate layer (23) has at least twice the thickness of one of the cover layers or the thinner of the cover layers (21, 22) and which is made at least partially of a compressible material and can be pulled over the body part to be supported or compressed and/or has a closure device (31) with which it can be fixed to the body part to be supported or compressed, so that in the applied state it is a substantially tubular structure.