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Related Experiment Videos

Retention force changes in implant-supported titanium telescope crowns over long-term use in vitro

C H Besimo1, G Graber, M Flühler

  • 1Department of Prosthodontics, School of Dentistry, University of Basle, Switzerland.

Journal of Oral Rehabilitation
|June 1, 1996
PubMed
Summary

Commercially pure titanium attachments for overdentures on osseointegrated implants demonstrate long-term retention force comparable to traditional precious alloys. This finding supports titanium

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Area of Science:

  • Biomaterials Science
  • Dental Implantology
  • Prosthodontics

Background:

  • Titanium is a common material for fabricating attachments used in overdentures supported by osseointegrated implants.
  • Telescope crowns with conical interfaces are utilized in implant-supported prosthetics, requiring stable retention forces for long-term function.

Purpose of the Study:

  • To evaluate the long-term retention force characteristics of telescope crowns fabricated with commercially pure titanium.
  • To compare the performance of titanium telescope crowns with those made from conventional precious alloys.
  • To assess the influence of various material combinations for inner and outer crowns on retention force.

Main Methods:

  • An in vitro study design was employed to investigate the retention forces.

Related Experiment Videos

  • Telescope crowns with conical interfaces were fabricated using commercially pure titanium and other material combinations.
  • Long-term retention forces were measured and analyzed for different crown material configurations.

    • Main Results:

    • Telescope crowns made of pure titanium exhibited retention force characteristics that were comparable to those of conventionally fabricated precious alloy crowns.
    • The study assessed various combinations of materials for the inner and outer components of the telescope crowns.

    Conclusions:

    • Commercially pure titanium is a viable material for fabricating telescope crowns for implant-supported overdentures, offering comparable long-term retention to precious alloys.
    • The findings suggest that titanium attachments can provide reliable performance in overdenture applications on osseointegrated implants.