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Related Experiment Video

Updated: Sep 21, 2025

Using Digital Image Correlation to Characterize Local Strains on Vascular Tissue Specimens

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Published on: January 24, 2016

Variations in Strain Distribution at Distal Radius under Different Loading Conditions.

Jonas A Pramudita¹, Wataru Hiroki², Takuya Yoda³

¹College of Engineering, Nihon University, Koriyama 963-8642, Japan.

Life (Basel, Switzerland)

|May 28, 2022

Summary

Distal radius fracture patterns vary due to strain distribution. Finite element analysis shows that impact load direction and distribution significantly influence strain concentration, explaining diverse fracture patterns in distal radius injuries.

Keywords:

distal radius fracture fall finite element analysis fracture pattern load distribution loading direction strain distribution

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Using Digital Image Correlation to Characterize Local Strains on Vascular Tissue Specimens

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$Stress Distribution During Cold Compression of Rocks and Mineral Aggregates Using Synchrotron-based X-Ray Diffraction$

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Intermediate Strain Rate Material Characterization with Digital Image Correlation

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Published on: March 1, 2019

Area of Science:

Biomechanics
Orthopedic Surgery
Medical Imaging Analysis

Background:

Distal radius fractures present with diverse fracture patterns.
Understanding the biomechanical factors influencing these patterns is crucial for treatment and prevention.

Purpose of the Study:

To investigate the relationship between strain distribution at the distal radius and the diversification of fracture patterns.
To explore how different loading conditions affect strain distribution in a finite element model of the wrist.

Main Methods:

Development of a finite element model of the wrist using computed tomography (CT) images, including radius, ulna, carpal bones, and ligaments.
Assignment of bone material properties based on Hounsfield Unit (HU) values from CT scans.
Simulation of impact loading on carpal bones under nine different loading conditions (varying direction and distribution) to mimic fall accidents.

Main Results:

Strain distribution at the distal radius was found to vary significantly with different loading conditions.
Regions exhibiting high strain concentration corresponded to common sites of distal radius fractures.
Load direction and distribution were identified as key factors influencing strain patterns.

Conclusions:

The study suggests that variations in strain distribution, driven by load direction and distribution, are likely responsible for the diverse fracture patterns observed in distal radius injuries.
Finite element analysis provides valuable insights into the biomechanics of distal radius fractures.