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Related Experiment Video

Updated: May 10, 2026

A Coupled Experiment-finite Element Modeling Methodology for Assessing High Strain Rate Mechanical Response of Soft Biomaterials

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Published on: May 18, 2015

Comparison between FEBio and Abaqus for biphasic contact problems.

Qingen Meng¹, Zhongmin Jin, John Fisher

¹Institute of Medical and Biological Engineering, School of Mechanical Engineering, University of Leeds, Leeds, UK. Q.Meng@leeds.ac.uk

Proceedings of the Institution of Mechanical Engineers. Part H, Journal of Engineering in Medicine

|June 28, 2013

Summary

FEBio and Abaqus show excellent agreement for simulating articular cartilage mechanics in various joint contact models. This validates FEBio as a reliable open-source alternative for biomechanical research.

Keywords:

Abaqus Articular cartilage FEBio biphasic model finite element

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Area of Science:

Biomechanics
Computational Solid Mechanics
Biomaterials Science

Background:

Articular cartilage is crucial for diarthrodial joint function.
Computational methods, particularly finite element analysis (FEA), are vital for studying cartilage mechanics.
Abaqus is a widely used commercial FEA software for cartilage research.

Purpose of the Study:

To compare the performance of FEBio, an open-source FEA solver for biomechanics, against Abaqus for cartilage contact problems.
To validate FEBio's capabilities for simulating articular cartilage behavior.

Main Methods:

Three distinct FEA models were developed: porous flat-ended indentation, spherical-ended indentation, and a conceptual natural joint contact model.
A parameter sensitivity analysis was conducted for the spherical indentation test using both FEBio and Abaqus.
Material properties were varied to assess their impact on model outputs.

Main Results:

FEBio and Abaqus demonstrated excellent agreement across all tested model types.
The simulation results showed high concordance between the two software packages.
Parameter sensitivity analyses yielded consistent outcomes in both FEBio and Abaqus.

Conclusions:

FEBio provides accurate and reliable results comparable to the commercial software Abaqus for articular cartilage biomechanics.
FEBio is a validated, open-source tool suitable for advanced biomechanical simulations of joint tissues.
This study supports the use of FEBio for future research in cartilage mechanics and related fields.