Adjustable Toe Retainer Footwear for Deep Muscle Activation
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Solution Overview
Problem
Existing therapeutic footwear devices fail to activate both deep and superficial muscles of the foot through full range of motion and are not adjustable to accommodate varying user anatomy and medical needs.
Innovation Solution
A therapeutic footwear device with a rigid base featuring a sloping contour and adjustable toe retainers that allow for customizable fit and muscle activation, including straps that tighten or loosen to accommodate different foot sizes and anatomies, enabling deep stretch responses and biomechanical pathway opening.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If existing therapeutic footwear devices are used, then some muscle activation is achieved, but full range of motion activation of deep and superficial muscles is not achieved
Solution Approach 1:
The device employs dynamic toe retainers that can be adjusted to different positions and tensions, allowing the foot to move through full range of motion while maintaining therapeutic contact. The adjustable nature enables adaptation to different foot positions during movement, ensuring continuous muscle activation across the complete range of motion.
Solution Approach 2:
The therapeutic device allows modification of key parameters including retainer tension, retainer position, and foot placement angle. These parameter changes enable the device to adapt to different users and different therapeutic needs, maximizing muscle activation effectiveness across varying anatomies and conditions.
2Ease of manufacture
If fixed design therapeutic devices are used, then manufacturing is simplified, but accommodation of varying user anatomy and medical needs is limited
Solution Approach 1:
The device is divided into modular components including the base, toe retainers, and adjustment mechanisms. Each component can be manufactured independently using standardized processes, then assembled to create customized configurations. This segmentation allows simple manufacturing of individual parts while enabling versatile combinations to accommodate different users.
Solution Approach 2:
The device incorporates adjustable components that allow post-manufacturing configuration. The toe retainers can be positioned and tensioned to match individual user anatomy, enabling a single manufactured device to adapt to multiple different foot sizes and shapes without requiring custom manufacturing for each user.
3Adaptability or versatility
If adjustable components are added to accommodate varying anatomy, then user accommodation improves, but device complexity increases
Solution Approach 1:
Adjustability is implemented only in specific locations where it is most needed - primarily in the toe retainer positioning and tensioning mechanisms. The base structure and other components maintain simple, fixed designs. This localized application of adjustability provides necessary anatomical accommodation while minimizing overall device complexity.
4Reliability
If full range of motion activation is implemented, then muscle activation effectiveness improves, but device design complexity increases
Solution Approach 1:
The device uses dynamic retainers that move with the foot through its range of motion rather than requiring complex mechanical systems to force movement. The retainers maintain therapeutic contact while allowing natural foot motion, achieving full range of motion activation through adaptive positioning rather than complex actuation mechanisms.
Data Source
AI summary
A therapeutic footwear device used to stretch the muscles of the foot to assist with correcting and rehabilitating deformities and pain conditions in the feet, legs, and back of the user. The device includes a rigid base which supports the user's foot, straps that spread the user's toes, and inserts and contours that elevate the user's toes to assist in stretch during rest, during exercise performance, and during medical treatment.