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Related Experiment Video

Updated: Jun 1, 2026

A Postoperative Evaluation Guideline for Computer-Assisted Reconstruction of the Mandible
10:42

A Postoperative Evaluation Guideline for Computer-Assisted Reconstruction of the Mandible

Published on: January 28, 2020

Implant-supported mandibular overdentures: a cross-sectional study.

Eriberto Bressan1, Cristiano Tomasi, Edoardo Stellini

  • 1Dental School, University of Padova, Padova, Italy. eriberto@studiobressan.com

Clinical Oral Implants Research
|June 3, 2011
PubMed
Summary

Two implants supporting a bar-retained overdenture offer successful rehabilitation for edentulous mandibles. Patients reported high satisfaction with functional and aesthetic outcomes, with minimal complications.

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Area of Science:

  • Dental Implantology
  • Prosthodontics
  • Oral Rehabilitation

Background:

  • Edentulous mandibles present significant challenges for oral function and aesthetics.
  • Conventional dentures often lead to patient dissatisfaction due to poor stability and retention.
  • Implant-supported overdentures have emerged as a viable solution for mandibular reconstruction.

Purpose of the Study:

  • To evaluate the clinical outcomes of mandibular overdentures retained by two implants.
  • To assess patient satisfaction with this restorative approach.
  • To identify the incidence of biological and technical complications.

Main Methods:

  • A cross-sectional study involving 141 patients with two-implant-supported, bar-retained mandibular overdentures.
  • Clinical and radiographic examinations were performed after an average follow-up of 3.9 years.

Related Experiment Videos

Last Updated: Jun 1, 2026

A Postoperative Evaluation Guideline for Computer-Assisted Reconstruction of the Mandible
10:42

A Postoperative Evaluation Guideline for Computer-Assisted Reconstruction of the Mandible

Published on: January 28, 2020

  • Patient-reported outcomes included comfort, satisfaction, aesthetics, speech, and chewing efficiency.

    • Main Results:

    • Low implant loss rates were observed.
    • Average marginal bone loss was minimal (0.67 mm apical to the implant margin).
    • The most common complication was mucosal hyperplasia; retention loosening was infrequent. High patient satisfaction with function and aesthetics was reported.

    Conclusions:

    • Two-implant-supported, bar-retained overdentures provide a successful treatment modality for patients with edentulous mandibles.
    • This approach leads to high levels of patient satisfaction and acceptable clinical outcomes.
    • Further research could explore long-term survival rates and cost-effectiveness.