Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Three-Dimensional Analysis of Strain

Three-Dimensional Analysis of Strain

Three-dimensional strain analysis is crucial for understanding how materials deform under stress, particularly in elastic, homogeneous materials. This method employs principal stress axes to simplify complex stress states into more understandable forms. Subjected to stress, a small cubic element within a material either expands or contracts along these axes, transforming into a rectangular parallelepiped. This transformation effectively illustrates the material's deformation. The principal...

Transformation of Plane Strain

Transformation of Plane Strain

When analyzing elongated structures like bars subjected to uniformly distributed loads, it is essential to understand the transformation of plane strain when coordinate axes are rotated. This transformation helps to assess how material deformation characteristics vary with orientation, which is crucial in materials science and structural engineering.
Under plane strain conditions, typical for members where one dimension significantly exceeds the others, deformations and resultant strains are...

Plastic Deformation in Circular Shafts

Plastic Deformation in Circular Shafts

When materials are subjected to forces that surpass their yield strength, they undergo a process known as plastic deformation. This results in a permanent alteration or strain in their structure. This concept can be specifically applied to circular shafts, where the deformation leads to a change in its shape. The precise evaluation of this plastic deformation requires understanding the stress distribution within the circular shaft, which is achieved by calculating the maximum shearing stress in...

Measurements of Strain

Measurements of Strain

Strain quantifies the deformation of a material under force, typically measured as normal strain, which represents the change in length when compared with the original length. Electrical strain gauges are used for enhanced accuracy. These devices consist of a conductive wire mounted on a paper backing that adheres to the material's surface. These gauges operate on the piezoresistive effect, where the wire's electrical resistance changes in response to mechanical deformation. The strain gauge...

Torsion of Noncircular Members

Torsion of Noncircular Members

Circular shafts undergoing torsional stress maintain their cross-sectional integrity due to their axisymmetric nature. This symmetry ensures an even distribution of stress, allowing the shaft to withstand torsion without distorting. In contrast, square bars, lacking this axial symmetry, experience significant distortion across their cross-sections when subjected to torsion, with the exception of along their diagonals and at lines connecting midpoints. A detailed examination of a cubic element...

Residual Stresses in Circular Shafts

Residual Stresses in Circular Shafts

In materials that exhibit elastic and plastic behavior, known as elastoplastic materials, residual stresses can accumulate when these materials experience plastic deformation. This deformation arises from either high levels of shearing stress or significant strains. Residual stresses are internal stresses that persist within a material after removing the external force causing deformation. This phenomenon is demonstrated when observing the behavior of a shaft under torque; notably, the shaft's...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Systematic Literature Review to Determine Existing Data on the Growth of <i>Listeria monocytogenes</i> in Ready-to-Eat Foods Performed Based on the European Union Reference Laboratory (EURL) Lm Technical Guidance Documents.

Foods (Basel, Switzerland)·2026

Same author

Surgical Treatment of Tibial Tubercle Fractures in Osteogenesis Imperfecta: A Restrospective Case Series.

Journal of the Pediatric Orthopaedic Society of North America·2026

Same author

What is in a name: the Supreme Court and anonymity.

Archives of disease in childhood·2025

Same author

Legg-Calvé-Perthes Disease.

The Journal of the American Academy of Orthopaedic Surgeons·2025

Same author

Movements of post-breeding royal terns (<i>Thalasseus maximus</i>) in Virginia, U.S.A.

PeerJ·2025

Same author

Child death review processes in paediatric intensive care units: a national survey of practice against statutory and operational guidance.

Archives of disease in childhood·2025

Search research articles

Related Experiment Video

Updated: May 24, 2026

Measuring Local Tissue Strains in Tendons via Open-Source Digital Image Correlation

Measuring Local Tissue Strains in Tendons via Open-Source Digital Image Correlation

Published on: January 27, 2023

Quantifying and comparing torsional strains after olecranon plating.

Scott G Edwards¹, Benjamin D Martin, Rose H Fu

¹Department of Orthopaedic Surgery, Georgetown University School of Medicine, 3800 Reservoir Road, N.W., Washington, DC 20007, USA. sge1@gunet.georgetown.edu

|February 22, 2012

Summary

Torsion negatively impacts olecranon fracture healing. The Acumed and Synthes plates effectively controlled torsion up to 1.6 kg, unlike the ITS/US Implants plate, suggesting careful load management post-surgery.

More Related Videos

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy

Published on: July 28, 2020

Novel Triple-Loop Technique for Suturing TFCC Injuries without Transosseous Tunnel

Novel Triple-Loop Technique for Suturing TFCC Injuries without Transosseous Tunnel

Published on: May 23, 2025

Related Experiment Videos

Last Updated: May 24, 2026

Measuring Local Tissue Strains in Tendons via Open-Source Digital Image Correlation

Measuring Local Tissue Strains in Tendons via Open-Source Digital Image Correlation

Published on: January 27, 2023

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy

Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy

Published on: July 28, 2020

Novel Triple-Loop Technique for Suturing TFCC Injuries without Transosseous Tunnel

Novel Triple-Loop Technique for Suturing TFCC Injuries without Transosseous Tunnel

Published on: May 23, 2025

Area of Science:

Orthopedic surgery
Biomechanics
Fracture healing

Background:

Torsion at fracture sites can impede healing by causing shearing forces.
Effective control of torsional forces is crucial for comminuted olecranon fractures.

Purpose of the Study:

To evaluate the efficacy of different plating systems in controlling torsional forces in comminuted olecranon fractures.
To identify the optimal plating system for minimizing detrimental torsional effects during healing.

Main Methods:

Five distinct olecranon plating systems were tested on 50 cadaveric elbows with simulated comminuted fractures.
Bone mineral density was assessed using dual-energy X-ray absorptiometry (DXA).
Three-dimensional displacement analysis quantified fragment motion under progressive cyclic loads.

Main Results:

Acumed, Synthes-SS, Synthes-Ti, and Zimmer plates demonstrated minimal torsion (<1°) up to 1.6 kg, with no significant differences between them.
The ITS/US Implants plate exhibited significantly greater torsion above 2.6 kg compared to all other systems.
The Zimmer plate allowed more torsion than Acumed or Synthes plates, though not statistically significant.

Conclusions:

Postoperative rehabilitation loads should be limited to below 1.6 kg to minimize torsion and support olecranon fracture healing.
For anticipated loads exceeding 1.6 kg, the Acumed or Synthes plates are recommended for superior torsional control.