Foldable Limb Compression Sleeve for Adjustable Leg Lengths

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Solution Overview

Problem

Current leg air-compression sleeves are fixed in length, necessitating multiple models to accommodate users of varying heights and leg lengths, which complicates inventory management for retailers and limits user versatility.

Innovation Solution

A limb-compression device with a foldable section between adjacent bladders, allowing the device to be folded to adjust its length, and a control unit that operates differently based on the folded configuration, accommodating users of different sizes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If fixed-length compression sleeves are produced in multiple sizes, then users of different heights and leg lengths can be accommodated, but inventory complexity increases

Engineering Contradiction:
Improveaccommodation of different user sizesVSAvoidinventory management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The compression sleeve incorporates a foldable section that allows the length to be dynamically adjusted. The shell can be folded at the foldable section to reduce the length, enabling a single device to accommodate multiple leg lengths. This dynamic adjustment capability eliminates the need for multiple fixed-size models, resolving the contradiction between adaptability and inventory complexity.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple models of compression sleeves are produced, then versatility for different users is improved, but device complexity increases

Engineering Contradiction:
Improveversatility for different leg lengthsVSAvoidnumber of models to maintain
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The compression sleeve is designed with universal applicability through its foldable structure. A single model can serve multiple functions by accommodating different leg lengths through folding. The foldable section allows the same device to be used on users of varying heights, consolidating multiple specialized models into one universal device.

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

3Volume of moving object

If the shell is folded to reduce device length, then storage and transport efficiency improves, but the structure becomes more complex

Engineering Contradiction:
Improvestorage volumeVSAvoidstructural complexity
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The shell is segmented into sections with a designated foldable section. This segmentation allows the device to be divided into foldable and non-foldable portions, enabling compact folding for storage and transport while maintaining structural integrity during use. The foldable section acts as a hinge point that simplifies the overall folding mechanism.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20260053693A1Adjustable-length limb-compression device
Publication Date: 2026.02.26 MERCHSOURCE LLC
  • US20260053693A1 patent drawing
  • US20260053693A1 patent drawing
  • US20260053693A1 patent drawing

AI summary

A limb compression device, such as for compressing at least part of an arm or leg, has an adjustable length, with part of the device configured to fold over to reduce the total length of the boot. The compression device may have multiple bladders, for selectively providing compression to different parts of a user's limb. There may be a gap between adjacent of the bladders, allowing folding of an end part of the device over a central part, to selectively reduce length of the limb compression device. The adjustable length of the compression device may facilitate its versatility in accommodating users of various sizes (leg lengths), and may provide an advantage to retailers (for example) in reducing the need to maintain an inventory of different sizes.