Knitted Sock Orthotic With Zoned Biomechanical Support

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Solution Overview

Problem

Existing biomechanical therapies, such as shoe inserts and orthotics, are often unsatisfactory due to their shoe-specific nature and space occupation, leading to poor patient compliance, while cushioned socks provide only general softness without therapeutic efficacy.

Innovation Solution

A sock orthotic with intrinsically knit pad configurations providing differential thicknesses to correct biomechanical abnormalities and reduce pressure overload, integrated into the sock sole for easy transferability and therapeutic interface.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional orthotics are used to correct biomechanical abnormalities, then therapeutic efficacy is improved, but device complexity and shoe compatibility deteriorate

Engineering Contradiction:
Improvetherapeutic efficacyVSAvoidorthotic structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the orthotic therapeutic elements directly into the sock fabric structure, merging the sock and orthotic into a single integrated device. This eliminates the need for separate orthotic inserts while maintaining biomechanical correction capabilities through strategically placed pads and structural elements woven into the sock itself.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The sock orthotic is designed to be universally compatible with various shoe types while providing multiple therapeutic functions simultaneously. The single device delivers biomechanical correction, pressure relief, arch support, and heel stabilization all at once, replacing multiple separate therapeutic components.

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

2Reliability

If traditional orthotics are used to provide biomechanical support, then therapeutic function is improved, but ease of operation deteriorates

Engineering Contradiction:
Improvebiomechanical supportVSAvoidtransferability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The sock orthotic serves as a universal interface that works with multiple shoe types and can be easily transferred between them. The sock design maintains consistent therapeutic functionality across different footwear, eliminating the need for shoe-specific orthotic adjustments.

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

Solution Approach 2:

The sock orthotic requires no complex installation or adjustment by the user. Once the sock is worn, the therapeutic elements automatically position themselves on the foot, providing self-aligning biomechanical support without requiring user expertise in orthotic placement.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If cushioned socks are used to provide softness, then comfort is improved, but therapeutic efficacy deteriorates

Engineering Contradiction:
ImprovecomfortVSAvoidtherapeutic efficacy
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The sock orthotic applies cushioning and therapeutic elements selectively at specific locations on the foot rather than providing uniform cushioning throughout. Strategic padding is placed only where biomechanical correction is needed, such as under the metatarsal heads, at the heel, or along the arch, while other areas maintain normal sock thickness.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The sock combines different material properties within a single garment - using varying densities, thicknesses, and material compositions in different zones to simultaneously provide comfort cushioning where needed and structural support where biomechanical correction is required.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS12403028B2Sock orthotic
Publication Date: 2025.09.02 BIO-DESIGN LLC
  • US12403028B2 patent drawing
  • US12403028B2 patent drawing
  • US12403028B2 patent drawing

AI summary

A knit sock orthotic is provided in which a pattern of padding is knit into the sock to create an interface between the foot and the shoe or weight-bearing surface to correct an abnormal biomechanical condition of the foot, or to relieve pressure on focal areas of structural overload of the foot, or both.