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Related Experiment Video

Updated: May 21, 2026

In situ Compressive Loading and Correlative Noninvasive Imaging of the Bone-periodontal Ligament-tooth Fibrous Joint

In situ Compressive Loading and Correlative Noninvasive Imaging of the Bone-periodontal Ligament-tooth Fibrous Joint

Published on: March 7, 2014

Splinting effect on posterior implants under various loading modes: a 3D finite element analysis.

Erwan Hauchard¹, Benjamin Philippe Fournier, Romain Jacq

¹Service d'Odontologie, Hôpital Albert Chenevier, Créteil.

The European Journal of Prosthodontics and Restorative Dentistry

|June 1, 2012

Summary

Splinting mandibular implants reduced stress and displacement, especially under horizontal loads. This technique may enhance the longevity of implant-supported restorations facing oblique forces.

Related Experiment Videos

Last Updated: May 21, 2026

In situ Compressive Loading and Correlative Noninvasive Imaging of the Bone-periodontal Ligament-tooth Fibrous Joint

In situ Compressive Loading and Correlative Noninvasive Imaging of the Bone-periodontal Ligament-tooth Fibrous Joint

Published on: March 7, 2014

Area of Science:

Biomaterials and Biomechanics
Dental Implantology
Finite Element Analysis

Background:

Dental implants are crucial for replacing missing teeth.
Understanding stress distribution in implant-supported restorations is vital for long-term success.
Finite element analysis (FEA) is a valuable tool for simulating biomechanical behavior.

Purpose of the Study:

To compare stresses, intensities, and displacements in three-dimensional finite element models of mandibular posterior implants.
To evaluate the effects of splinting versus non-splinting on cemented crowns under various loading conditions.
To determine the optimal restoration strategy for different occlusal load types.

Main Methods:

A three-dimensional finite element model of three mandibular posterior implants with cemented crowns was created.
Occlusal loads of 100 N were applied vertically and horizontally to single crowns and all crowns.
Stresses, intensities, and displacements were analyzed for both splinted and non-splinted configurations.

Main Results:

Maximal stresses and implant displacements were significantly higher under horizontal loading compared to vertical loading.
Splinting demonstrated a notable reduction in stresses (34-49%) and displacements (16-19%) on the loaded crown under single horizontal loads.
The effects of splinting were less pronounced under vertical loading conditions.

Conclusions:

Splinting implant-supported restorations in the mandible can effectively mitigate stress and displacement, particularly under horizontal or oblique loading.
This biomechanical advantage suggests splinting is a more appropriate strategy for restorations subjected to frequent non-vertical forces.
Further research could explore long-term clinical outcomes associated with splinted versus non-splinted mandibular implant restorations.