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Related Concept Videos

Bending of Material: Problem Solving01:09

Bending of Material: Problem Solving

In this lesson, determine the ratio of the maximum bending moments applied to two metal pipes, given that both pipes can withstand a maximum stress of 100 MPa. Both pipes have an outer radius of 1.8 cm. Pipe A has an inner radius of 1.5 cm, and Pipe B has an inner radius of 1 cm. The ratio of the maximum bending moment applied to two metallic pipes, each with a different inner and outer radius, is determined by considering their dimensions. The inner radius of the first pipe is 1.5 cm, and for...
Unsymmetric Bending - Angle of Neutral Axis01:15

Unsymmetric Bending - Angle of Neutral Axis

Unsymmetrical bending occurs when a structural member is subjected to bending moments in a plane that does not align with the member's principal axes. This scenario typically arises in beams and other structural components when loads are applied at non-ideal angles, introducing complexities in stress analysis.
When a bending moment is applied at an angle θ concerning the vertical axis of a symmetrical member, it can be resolved into components along the member's principal centroidal axes. The...
Unsymmetric Bending01:18

Unsymmetric Bending

Unsymmetrical bending occurs when the bending moment applied to a structural member does not align with its principal axis. This misalignment leads to complex stress distributions and deflection patterns that differ from those in symmetrical bending, and are essential for designing structures to withstand different loading conditions. In unsymmetrical bending, the neutral axis—where stress is zero—does not necessarily align with the geometric axes of the cross-section. The orientation of the...
Bending01:10

Bending

Pure bending is a fundamental concept in structural mechanics, essential for understanding how materials deform under symmetrical loads without direct forces. Pure bending occurs when prismatic members, such as beams, are subjected to equal and opposite moments that induce bending. The phenomenon is crucial as it allows for predicting stress distributions without the influence of axial or shear forces.
In pure bending, the bending stress in a beam is calculated based on the bending moment and...
Bending of Curved Members - Strain Analysis01:14

Bending of Curved Members - Strain Analysis

The mechanics of deformation in curved members, such as beams or arches, under bending moments, involve complex responses. When such a member, symmetric about the y-axis and shaped like a segment of a circle centered at point C, is subjected to equal and opposite forces, its curvature and surface lengths change significantly. This alteration results in the shift of the curvature's center from C to C', indicating a tighter curve.
The important part of bending analysis for such a member is the...
Magnetic Field Due to Two Straight Wires01:18

Magnetic Field Due to Two Straight Wires

Consider two parallel straight wires carrying a current of 10 A and 20 A in the same direction and separated by a distance of 20 cm. Calculate the magnetic field at a point "P2", midway between the wires. Also, evaluate the magnetic field when the direction of the current is reversed in the second wire.

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Related Experiment Video

Updated: May 13, 2026

Force System with Vertical V-Bends: A 3D In Vitro Assessment of Elastic and Rigid Rectangular Archwires
08:46

Force System with Vertical V-Bends: A 3D In Vitro Assessment of Elastic and Rigid Rectangular Archwires

Published on: July 24, 2018

Kirschner wire bending.

Reza Firoozabadi1, Patricia A Kramer, Stephen K Benirschke

  • 1*Department of Orthopaedics and Sports Medicine, Harborview Medical Center, University of Washington, Seattle, WA; and †Department of Anthropology, University of Washington, Seattle, WA.

Journal of Orthopaedic Trauma
|March 22, 2013
PubMed
Summary
This summary is machine-generated.

This study presents a seven-step technique to create a 180° bent Kirschner wire for stable bone fixation. This method minimizes common complications like wire migration and soft tissue irritation.

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Area of Science:

  • Orthopedic surgery
  • Biomedical engineering
  • Implant design

Background:

  • Kirschner wires are common orthopedic implants.
  • Wire migration and soft tissue irritation are frequent complications.
  • Current fixation methods may lead to adverse tissue reactions.

Purpose of the Study:

  • To describe a novel technique for modifying Kirschner wires.
  • To reduce the incidence of soft tissue complications associated with Kirschner wires.
  • To enhance the stability of bone fixation using modified Kirschner wires.

Main Methods:

  • A seven-step procedure for creating a 180° bend in Kirschner wires.
  • The bent Kirschner wire is designed for smooth anchoring into bone.
  • Focus on creating a secure and less irritating implant.

Main Results:

  • The described technique yields a Kirschner wire with a 180° angle.
  • The modified wire provides a smooth anchor within the bone.
  • Implants created using this technique demonstrate stable fixation.
  • A reduction in soft tissue complications was observed.

Conclusions:

  • The 180° bent Kirschner wire technique offers a viable solution to common complications.
  • This method improves implant stability and patient comfort.
  • It represents a valuable advancement in orthopedic implant modification.