Temperature Regulated Compression Brace for Joint Stability

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Solution Overview

Problem

Current postoperative cold and compression therapies for injured joints lack sufficient rigidity, leading to inadequate support and increased susceptibility to re-injury due to joint hyper-extension and unnatural movements during rehabilitation.

Innovation Solution

A temperature-regulated compression bracing system with a flexible shell, expandable fluid compartment, and rigid support members that can be adjusted to provide both therapeutic compression and bracing support, allowing for controlled movement and stability during daily activities.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If a flexible compression system with ice bag is used, then cold and compression therapy is applied, but the system lacks sufficient rigidity to support the limb and prevent hyper-extension

Engineering Contradiction:
Improvecold therapy applicationVSAvoidlimb support rigidity
Core Design Contradiction:
TemperatureVSStrength

Solution Approach 1:

The patent combines cold therapy, compression, and rigid bracing support into a single integrated device. The rigid brace structure with integrated fluid compartments allows simultaneous application of cold therapy and mechanical support, eliminating the need for separate ice bags and compression bandages.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The device serves multiple functions: it provides cold therapy through fluid compartments, compression through adjustable straps, and rigid support through the brace structure. This multi-functional design replaces multiple separate therapeutic devices with one unified system.

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

2Ease of manufacture

If traditional separate compression and cold therapy devices are used, then the devices are simple and economical, but they provide minimal re-usability and short life span

Engineering Contradiction:
Improvedevice simplicityVSAvoidice bag life span
Core Design Contradiction:
Ease of manufactureVSDuration of action of stationary object

Solution Approach 1:

The patent replaces disposable ice bags with a reusable rigid brace system. The permanent brace structure with integrated fluid compartments eliminates the need for repeated ice bag purchases, improving long-term value despite higher initial cost.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Ease of manufacture

If ice is placed in a plastic bag for cold therapy, then the application is simple, but the cold distribution is non-uniform due to irregular ice distribution and gradual warming

Engineering Contradiction:
Improvecold application simplicityVSAvoidcold distribution uniformity
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The patent uses flexible fluid compartments within the rigid brace structure that conform to the limb shape. These compartments distribute cold therapy uniformly across the treatment area, eliminating the irregular cold distribution problem of traditional ice bags.

Inventive Principle:
Principle #30Flexible shells and thin films

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 system effectively stabilizes the joint, prevents hyper-extension, and allows for natural use of the limb during recovery by providing adjustable temperature and compression therapy, enhancing rehabilitation outcomes and reducing re-injury risk.

Implementation Method 1

a fluid compartment formed within the flexible shell and configured with a fluid port for receiving external cooling or warming fluid for application to the area near the joint

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS7744551B2Temperature regulated compression brace
Publication Date: 2010.06.29 DJO LLC
  • US7744551B2 patent drawing
  • US7744551B2 patent drawing
  • US7744551B2 patent drawing

AI summary

The systems and methods described herein include systems and methods for applying temperature regulated compression and support to certain injured portions of the human body. In particular, the systems and methods relate to a brace to be fitted around a joint of a human for applying therapeutic temperature regulated compression to the joint and having rigid supports disposed therein to provide support for the limb while a patient recuperates from surgery or other injury.