Mechanical Testing Methods

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Mechanical testing methods form the foundation of biomechanical research and mechanobiology. This page lists methods commonly used for biomaterials and soft tissue characterization, including tensile, compression, shear, indentation, micro-scale, and related approaches.
A hydrogel strip under material fatigue testing on the UniVert
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Categories of Mechanical Testing Methods

Mechanical testing methods are grouped below into the core categories most relevant to biomaterials, tissues, and engineered materials.

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Primary Methods

Tensile Testing

Measures stiffness, strength, and extensibility under uniaxial loading.
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Compression Testing

Evaluates modulus, deformation behaviour, and bulk material properties.
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Digital Image Correlation (DIC)

Non-contact strain mapping for full field deformation analysis.
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Ultra-Low Force Testing

High sensitivity testing for gels, hydrogels, and sub-millinewton measurements.
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Biaxial Testing

Assesses anisotropic and multidirectional mechanics in thin tissues and membranes.
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Micro-Mechanical Testing

Micro-scale tensile, compression, or indentation testing for small specimens, microtissues, and thin constructs.
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Specialized and Advanced Methods

A green gel being shear tested on the UniVert

Shear Testing

Characterizes interlayer sliding, adhesion, and shear strength.

The UniVert uniaxial mechanical testing system with the flexural and bending fixture setup with bone specimen

Flexural and Bending Testing

Evaluates bending stiffness and flexural strength of films and thin structures.

The UniVert mechanical tester setup with a peel test fixture and tape being peeled

Peel Testing

Measures peel strength and delamination behaviour in adhesives and soft materials.

The puncture fixture with a sample specimen being mechanically tested on the UniVert

Puncture Testing

Tests puncture resistance of membranes, films, and soft tissues.

Torsion testing a specimen on the UniVert

Torsion Testing

Characterizes rotational stiffness and torsional shear behaviour.

A closeup of the MCJ1 with specimens mounted for cyclic fatigue testing in culture

Fatigue Testing

Assesses durability under repeated cyclic loading.

A square specimen being tensile tested with BioRakes in a media bath on the UniVert

Creep Testing

Quantifies time-dependent deformation under sustained mechanical load.

Stress-strain graphs for a BioTester test

Stress Relaxation Testing

Mechanical testing in fluid or temperature-regulated environments.

A green ball being compression tested in a vertical media bath on the UniVert

Hydrated and Temperature Controlled Testing

Mechanical testing in fluid or temperature-regulated environments.

A front view of the wells on the MCTR with samples placed for hydrostatic pressure stimulation

Hydrostatic Pressure Testing

Applies controlled pressure loading for cellular and tissue mechanobiology studies.

A closeup of a sample being indentation tested on the MicroTester

Indentation Testing

Quantifies local stiffness and small sample mechanics.

A fibre being tested on the UniVert 1kN with capstand grips

Fibre Testing

Tensile and cyclic testing for fibres, sutures, and microfilaments.

The UniVert with the Pressure Axis setup

Pressure Testing

Applies controlled internal pressure to tubular or enclosed specimens

Soft tissue samples being tested in the MCT6 for mechanobiology research

Viscoelastic & Time-Dependent Testing

Framework for evaluating time-dependent mechanical behaviour.

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What Mechanical Testing Methods Reveal About Materials

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Mechanical testing methods describe material response under applied force, displacement, and environmental conditions. Reported measurements may include stiffness, failure behaviour, viscoelastic response, deformation patterns, and strength.

Explore Mechanical Testing Methods Across Research Fields

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Mechanical testing methods support a wide range of scientific areas including:

To browse applications by field rather than method: See All Research Applications

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How CellScale Supports Your Mechanical Testing Workflow

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CellScale benchtop mechanical testers and bioreactors enable high precision mechanical testing for natural and engineered materials with:

Whether you are measuring stiffness, mapping local mechanical gradients, or evaluating cyclic durability, our platforms provide the flexibility needed for advanced biomaterials research.

A screenshot of the Data Analysis software, with UniVert mechanical testing data for tension and creep testing
All the components included with the UniVert Medium Force Package 10-200N

Featured Publications

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Tailorable Hydrogel Fibers from High-Yield Recombinant Hagfish Intermediate Filament Proteins: A New Frontier in Biomimetic Materials

Bell BE, Wasserman O, et al.

ACS Omega

MicroTester

Flexural and Bending TestingHydrated and Temperature Controlled TestingMicro-Mechanical Testing

Hydrogel Mechanical TestingMembranes and Thin Films Mechanics

2026

SPHERpower: MSC spheroid-based bioequivalent lead to the efficient restoration of the scarred vocal folds

Shpichka A, Svistushkin M, et al.

Stem Cell Research & Therapy

MicroTester

Indentation TestingMicro-Mechanical Testing

Fibrosis & Tissue RemodelingStem Cell Mechanobiology

2026

Formation of assembloids by DNA-mediated synthetic cell self-assembly

Burgstaller A, Lopez Lopez EA, et al.

Soft Matter

MicroTester

Compression TestingMicro-Mechanical Testing

Microtissue and Spheroid MechanicsOrganoid and Tissue Mimetic Systems

2026

Apply the Right Mechanical Testing Method to Your Research

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