Multi-Planar Foot Stretching Device With Adjustable Fingers

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Solution Overview

Problem

Existing devices for treating foot and leg injuries such as plantar fasciitis provide limited stretching and require bulky mechanical adjustments, failing to adequately address the need for multi-planar stretching and adjustable angular orientations.

Innovation Solution

A device with adjustable fingers connected to a base, allowing for angular orientation adjustments in multiple planes, including a support member that extends across fingers to maintain stability and support at various angles, enabling effective stretching of the foot and lower leg.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing stretching devices are used, then limited stretching is provided, but the stretching effectiveness is insufficient for treating foot and leg injuries

Engineering Contradiction:
Improvestretching effectivenessVSAvoidstretching coverage
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The device divides the stretching function into multiple independent fingers that can be adjusted individually. Each finger can be positioned at different angular orientations to target specific muscle groups and foot regions, providing comprehensive multi-planar stretching coverage while maintaining reliability for injury treatment.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The device transitions from single-plane stretching to multi-planar stretching by allowing fingers to rotate about a first axis and adjust angular positions relative to one another. This enables stretching in multiple planes simultaneously, significantly improving both stretching effectiveness and adaptability for treating various foot and leg injuries.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If adjustable mechanical devices are added to existing stretching devices, then adjustment capability is improved, but device complexity and bulk increase

Engineering Contradiction:
Improveadjustment capabilityVSAvoidmechanical structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The device combines multiple adjustment mechanisms into an integrated structure where fingers are connected to a base and can be adjusted relative to one another through a unified mechanical system. This merging approach provides comprehensive adjustment capability while minimizing the number of separate bulky mechanical components needed.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The adjustable finger structure serves multiple functions: it provides stretching, allows angular orientation adjustment, and enables positional modification all through a single integrated mechanism. This multi-functionality reduces the need for separate adjustment devices, thereby reducing overall device complexity while maintaining high adaptability.

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

Data Source

PatentUS9364382B1Multi-planar device for stretching portions of a foot and lower leg
Publication Date: 2016.06.14 PHOENIX FOOT HEALTH LLC
  • US9364382B1 patent drawing
  • US9364382B1 patent drawing
  • US9364382B1 patent drawing

AI summary

A stretching device and method of use for stretching the foot and lower leg muscles of a user. The stretching device may include a base and an adjustable incline support that can be adjusted at various angles relative to the base. The incline support may further be divided into separate fingers that can be adjusted to different angular positions relative to one another. A support member may extend across and support the incline support.