Compression Garment Tension Indicator for Accurate Pressure Checks
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Solution Overview
Problem
Existing compression garments lack a convenient and accurate built-in system to measure the level of compression applied, requiring separate calibration tools and being less user-friendly.
Innovation Solution
A two-layer compression measurement system integrated into the garment, comprising a stretchable base layer with indicia and a stretchable upper layer of varying stiffness, allowing the user to view tension levels through a window or transparent portion as the garment is stretched.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a separate calibration tool is used to measure compression levels, then measurement accuracy can be achieved, but device complexity and ease of operation deteriorate due to requiring additional tools and calibration steps
Solution Approach 1:
The patent combines the measurement function directly into the compression garment by integrating a stretchable indicator layer with visual indicia into the garment structure itself. The indicator layer is attached to the compressible layer, creating a unified system where the garment simultaneously provides compression and measures it through visual cues that appear as the garment is applied and compressed.
Solution Approach 2:
The garment performs self-measurement through the integrated indicator system. As the compressible layer is stretched and compressed during application, the stretchable indicator layer automatically displays visual indicia that indicate the compression level, eliminating the need for external calibration tools or separate measurement devices.
2Measurement precision
If a separate calibration tool is used to measure compression levels, then measurement accuracy can be achieved, but ease of operation deteriorates due to requiring additional tools and calibration steps
Solution Approach 1:
The patent combines the measurement function directly into the compression garment by integrating a stretchable indicator layer with visual indicia into the garment structure itself. The indicator layer is attached to the compressible layer, creating a unified system where the garment simultaneously provides compression and measures it through visual cues that appear as the garment is applied and compressed.
Solution Approach 2:
The garment performs self-measurement through the integrated indicator system. As the compressible layer is stretched and compressed during application, the stretchable indicator layer automatically displays visual indicia that indicate the compression level, eliminating the need for external calibration tools or separate measurement devices.
3Ease of operation
If measurement indicia are placed directly on the garment, then ease of operation improves, but measurement precision deteriorates due to lack of calibration reference
Solution Approach 1:
The patent uses changes in the physical parameters of the indicator layer (stretchability, transparency, color) in response to compression to provide calibrated measurement information. The visual indicia are positioned and designed to appear at specific compression levels, creating a direct relationship between the physical state of the garment and the visual feedback provided to the user.
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
Provides a simple and accurate method for users to determine safe and unsafe compression levels without additional tools, ensuring optimal therapeutic effects.
Implementation Method 1
the first portion of the upper layer permits viewing therethrough such that a user can see the indicia on the base layer
Implementation Method 2
As these garments are stretched around the limb, they apply the compressive force. According to La Place's Law, the compression applied is a function of the tension, limb circumference and width of the garment/band.
Data Source
AI summary
A two layer compression garment measuring system that displays a pressure indicia when the garment is stretched, wherein the pressure indicia is displayed by moving from a position under an opaque layer of material (at low or no pressure) to a position under a window or transparent or translucent layer of material (at higher pressure). When the indicia can be seen by an observer through the window or transparent or translucent layer, then the higher pressure has been reached. The viewed indicia optionally displays the pressure level. In various optional designs, the location of attachment between the two spaced-apart locations is adjustable, or the length of the upper layer is adjustable such that the attachment location can be aligned with the indicia. A design having a free ended upper layer is also included.