Stress distribution around osseointegrated implants with different internal-cone connections: photoelastic and finite

Lilian Costa Anami1, Júlia Magalhães da Costa Lima, Fernando Eidi Takahashi

  • 11  Graduate Program in Restorative Dentistry, Prosthetic Dentistry Unit, Institute of Science and Technology - São José dos Campos, Univ Estadual Paulista (UNESP), Brazil.

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Stress Concentrations01:13

Stress Concentrations

The concept of stress concentration is crucial for understanding how materials respond under bending stresses, particularly when there are irregularities or discontinuities in the material's geometry. Normally, stress in a symmetric member subjected to pure bending is assumed to be uniformly distributed across the entire cross-section. However, this assumption does not hold when there are variations in the cross-sectional geometry or the presence of notches and holes.
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Stress: General Loading Conditions01:15

Stress: General Loading Conditions

To grasp the intricacy of real-world conditions where multiple loads are applied simultaneously to a structure, one might visualize a section passing through a specific point within a body, aligned parallel to the xy plane. This section is subjected to various forces, including original loads, normal forces, and shearing forces.
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General State of Stress01:21

General State of Stress

The general state of stress within a material can be accurately depicted using a stress tensor. This tensor encapsulates the internal forces distributed within a material subjected to external forces or deformations.
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Stress Concentrations in Circular Shafts01:18

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Components of Stress01:23

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