Short answer

Incorporate 3D scanning and digital design tools into the workflow for creating custom-fit orthotic devices to improve accuracy and personalization.

Field: Commercial Production
Source: Revista Latino-Americana de Inovação e Engenharia de Produção (2021)
Method: Experimental design and prototyping
Evidence: Strong effect

A custom 3D scanning system utilizing a Kinect sensor can accurately capture plantar footprint morphology for the personalized design and 3D printing of orthotic insoles. This commercial production research insight is drawn from a 2021 study published in Revista Latino-Americana de Inovação e Engenharia de Produção. Using Experimental design and prototyping, researchers explored how this design variable affects real-world outcomes. The key design takeaway: Incorporate 3D scanning and digital design tools into the workflow for creating custom-fit orthotic devices to improve accuracy and personalization.

Study

Commercial ProductionHigh ImpactStrong effect

3D Scanning System for Custom Orthotic Insole Production

A custom 3D scanning system utilizing a Kinect sensor can accurately capture plantar footprint morphology for the personalized design and 3D printing of orthotic insoles.

Revista Latino-Americana de Inovação e Engenharia de Produção · 2021

Key Findings

01The developed 3D scanning system accurately captured plantar footprint morphology.
02Custom-designed orthotic insoles led to the correction of postural deviations.
03The system is applicable for producing personalized orthotic insoles tailored to individual anatomy and pathologies, specifically addressing flexible flatfoot.

Application

Design takeaway

Incorporate 3D scanning and digital design tools into the workflow for creating custom-fit orthotic devices to improve accuracy and personalization.

How to apply

Develop a 3D scanning and design workflow for custom orthotics, starting with a specific user group or condition and validating through biomechanical assessments.

Project actions

01Consider using readily available 3D scanning hardware (e.g., smartphone apps, depth sensors) for your design project.
02Focus on a specific biomechanical issue or user group to define the scope of your custom orthotic design.
03Document the entire workflow from scanning to final product, including the software used for design and manufacturing.

Method & Evidence

AimTo design and validate a 3D scanning system for the biomechanical analysis of plantar footprints to facilitate the production of custom orthotic insoles via 3D printing.

MethodExperimental design and prototyping

ProcedureThe study involved designing a 3D scanning apparatus with two axes of movement, using a Kinect 2.0 sensor for data acquisition. Plantar footprints were scanned, and the resulting digital models were processed using Kscan 3D for digitization, Mesh Mixer for noise reduction, and Geomagic Design for surface extraction. Orthotic insoles were then designed in SolidWorks and prototyped using Ultimaker Cura. The effectiveness of the insoles was evaluated using the RULA method and by studying the plantar arch index.

ContextBiomechanical analysis and orthotic device manufacturing

Variables

IV3D scanning system design and components

DVAccuracy of plantar footprint capture, postural correction (RULA score), plantar arch index

CVType of pathology (flexible flatfoot), demographic (women's anthropometrics), scanning environment

Strengths & Limitations

Strengths

+Integration of multiple software tools for a complete workflow.
+Validation of the product through established biomechanical assessment methods.

Limitations

The accuracy of the 3D scanner can be affected by surface texture and lighting. The RULA method is a tool for assessing posture and may not fully capture the subjective experience of comfort or pain relief.

Reliability & validity

The reliability of the scanning system would depend on consistent environmental conditions and sensor calibration. Validity is supported by the use of RULA and plantar arch index for assessment.

Think critically

How might the cost and accessibility of 3D scanning technology impact its widespread adoption in clinical practice for custom orthotics?

Design Principles

"Leverage digital fabrication and scanning technologies for mass customization of biomechanically-driven products."

This approach enables mass customization of orthotic devices, moving beyond one-size-fits-all solutions. By digitizing foot anatomy, designers can create insoles that precisely address individual biomechanical needs and pathologies, potentially improving patient outcomes and reducing the need for manual adjustments.

What This Means for Your Design

This research shows how a special 3D scanner can be built to take a precise picture of your foot. This picture helps make custom shoe inserts that fix posture problems and make your feet more comfortable.

How to use in your project

1.Use this research to justify the use of 3D scanning for capturing user anthropometrics in your design project.
2.Reference the workflow as a model for integrating digital design and fabrication for custom products.

Add to My Project

Quick Cite

Paragraph starter

The development of a custom 3D scanning system, as demonstrated in this research, provides a viable method for accurately capturing plantar footprint morphology. This data can then be utilized for the personalized design and digital fabrication of orthotic insoles, addressing specific biomechanical needs and potentially improving postural alignment.

Source

Revista Latino-Americana de Inovação e Engenharia de Produção

DISEÑO DE UN ESCÁNER 3D PARA EL ANÁLISIS BIOMECÁNICO DE LA HUELLA PLANTAR PARA LA PRODUCCIÓN DE PLANTILLAS ORTOPÉDICAS UTILIZANDO EL MÉTODO DE IMPRESIÓN 3D

journal · 2021

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Questions About This Research

What does the research say about 3d scanning system for custom orthotic insole production?: Incorporate 3D scanning and digital design tools into the workflow for creating custom-fit orthotic devices to improve accuracy and personalization. Evidence: Revista Latino-Americana de Inovação e Engenharia de Produção (2021).
Why does "3D Scanning System for Custom Orthotic Insole Production" matter for design?: This approach enables mass customization of orthotic devices, moving beyond one-size-fits-all solutions. By digitizing foot anatomy, designers can create insoles that precisely address individual biomechanical needs and pathologies, potentially improving patient outcomes and reducing the need for manual adjustments.
How can designers apply this research?: Incorporate 3D scanning and digital design tools into the workflow for creating custom-fit orthotic devices to improve accuracy and personalization.
What were the main findings?: The developed 3D scanning system accurately captured plantar footprint morphology.. Custom-designed orthotic insoles led to the correction of postural deviations.. The system is applicable for producing personalized orthotic insoles tailored to individual anatomy and pathologies, specifically addressing flexible flatfoot.
What research method was used?: Experimental design and prototyping.
How strong is the evidence?: Evidence strength is rated Strong effect, based on a 2021 journal from Revista Latino-Americana de Inovação e Engenharia de Produção.
What should I do differently in my next project?: Develop a 3D scanning and design workflow for custom orthotics, starting with a specific user group or condition and validating through biomechanical assessments.
What are the limitations?: The study focused on a specific pathology (flexible flatfoot) and a particular demographic (women's anthropometric measures), and the long-term efficacy of the insoles was assessed through postural correction rather than direct patient-reported outcomes.