Elastic Joint Support Framework with Removable Alignment Ring

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Solution Overview

Problem

Joint fatigue, pain, and instability, particularly in hinge joints like the knee and elbow, are common issues due to degenerative wear and damage, for which existing external supports do not adequately address the need for both support and motion enhancement.

Innovation Solution

The development of an elastically stretchable framework with permanent openings and a fastening mechanism that applies tension to secure the framework to the body, providing support, comfort, and kinetic energy storage and release for enhanced joint motion.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If existing external supports are used for joint support, then joint stability is improved, but joint motion enhancement is not achieved

Engineering Contradiction:
Improvejoint stabilityVSAvoidjoint motion enhancement
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The support framework transitions from a static structure to a dynamic one by incorporating elastic members that can stretch and compress. This allows the support to adapt to different joint positions and motions, providing both stability during movement and enhancement of natural joint motion cycles through energy storage and release.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The elastic members change their physical parameters (length, tension) in response to joint motion. As the joint moves, the elastic members stretch and compress, dynamically adjusting their mechanical properties to provide support while enabling and enhancing motion rather than restricting it.

Inventive Principle:
Principle #35Parameter changes

2Stability of the object's composition

If a removable member is added to the support framework, then alignment and support are improved, but device complexity increases

Engineering Contradiction:
Improvealignment supportVSAvoidsupport structure complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The support device is divided into distinct segments: a framework, elastic members, and a separate removable member. This segmentation allows each component to perform its specific function independently while simplifying the overall assembly and disassembly process. The removable member can be easily attached and detached without affecting the rest of the support structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The alignment function is extracted into a separate removable member that can be independently attached to the framework. This extraction allows the alignment feature to be added or removed based on specific needs, providing enhanced support when required while maintaining simplicity when the removable member is not in use.

Inventive Principle:
Principle #2Taking out (Extraction)

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 effectively addresses joint fatigue and pain by providing secure, comfortable support and enhancing joint motion through kinetic energy storage and release, improving performance in daily and athletic activities.

Implementation Method 1

kinetic energy is stored and returned for use to assist the body in its natural knee movement

Methodology Applied
Scientific EffectKinetic energy storage and release: Elasticity

Implementation Method 2

the fastening mechanism is connected to and applies tension at points proximate a perimeter of the framework such that the framework is expanded and tensioned

Methodology Applied
Scientific EffectTension application: Tension

Data Source

PatentUS7615020B2Support with removable pressure/alignment ring
Publication Date: 2009.11.10 NORDT DEVELOPMENT CO LLC
  • US7615020B2 patent drawing
  • US7615020B2 patent drawing
  • US7615020B2 patent drawing

AI summary

A support for an area of a body including a hinge joint includes: a framework having a surface for abutment with an area of a body including a hinge joint, said framework defining a permanent opening in said surface regardless of whether said surface is in abutment with the area of the body, said permanent opening extending completely through said framework; and a member removable from said framework that is positionable proximate to said permanent opening of said framework for disposition between said permanent opening of said framework and the area of the body to be supported, said removable member being contoured to receive therein a joint protuberance of the hinge joint.