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An Improved Mechanical Testing Method to Assess Bone-implant Anchorage
Published on: February 10, 2014
A modified method for rebasing implant-retained overdentures.
Nick Polychronakis1, Michael Sotiriou, Alcibiades Zissis
1Dental School, University of Athens, Athens, Greece. nicpolis@dent.uoa.gr
The International Journal of Prosthodontics
|March 23, 2010
Summary
Rebasing implant-retained overdentures is crucial due to bone loss, ensuring proper fit and function. This guide details the clinical and lab steps for accurately rebasing a two-implant supported mandibular overdenture.
Area of Science:
- Dentistry
- Prosthodontics
- Biomaterials
Background:
- Continuous residual ridge absorption necessitates frequent rebasing of implant-retained overdentures.
- This resorption compromises denture occlusion and stability, potentially leading to rotation around retentive components.
- Maintaining optimal fit is essential for patient comfort and function.
Purpose of the Study:
- To provide a comprehensive step-by-step guide for rebasing a mandibular implant-retained overdenture.
- To ensure an accurate fit following the rebasing procedure.
- To outline a reproducible technique applicable to various overdenture superstructures.
Main Methods:
- Detailed description of clinical procedures for impression taking and component management.
- Explanation of laboratory techniques for processing the new denture base.
- Focus on maintaining passive fit and retentive element integrity.
Main Results:
- The described procedure allows for accurate rebasing of implant-retained overdentures.
- Successful application for overdentures with bar, ball attachments, or magnetic retainers.
- Facilitates replacement of worn or damaged retentive components and matrices.
Conclusions:
- Accurate rebasing of implant-retained overdentures is achievable through meticulous clinical and laboratory steps.
- The described technique offers a reliable solution for maintaining denture stability and function.
- This procedure is adaptable for various implant overdenture designs and maintenance needs.
