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Related Experiment Videos

A procedure for fitting a fixed partial denture to an existing removable partial denture.

Masanori Fujisawa1, Koji Adachi, Shoko Tsuruta

  • 1School of Dentistry, Iwate Medical University, Iwate, Japan. fujisawa@iwate-med.ac.jp

The Journal of Prosthetic Dentistry
|April 30, 2004
PubMed
Summary

This study introduces an indirect technique for fitting new dental prostheses, like crowns or fixed partial dentures (FPDs), to existing removable partial dentures (RPDs). This method allows patients to keep their RPDs during fabrication, improving convenience.

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Area of Science:

  • Dental prosthetics
  • Removable partial dentures
  • Fixed partial dentures

Background:

  • Conventional methods for fabricating new dental prostheses (crowns or fixed partial dentures - FPDs) to integrate with existing removable partial dentures (RPDs) can be time-consuming and may require patients to be without their RPDs.
  • Maintaining the fit and function of an RPD is crucial for patient comfort and masticatory efficiency.

Purpose of the Study:

  • To present an indirect, chairside technique for fitting a new cast gold crown or FPD to an existing RPD.
  • To minimize patient inconvenience by allowing them to retain their RPD during the fabrication process.

Main Methods:

  • Fabrication of an acrylic resin coping on a definitive cast.
  • Intraoral fitting of the coping directly to the patient's existing RPD.

Related Experiment Videos

  • Completion of the new FPD on the definitive cast after coping placement.

    • Main Results:

    • The described indirect technique allows for the precise adaptation of a new FPD to an existing RPD.
    • The patient can continue to wear their RPD throughout the laboratory procedures, enhancing comfort and compliance.
    • An intraoral appointment is necessary for fitting the coping and ensuring proper contact with the RPD.

    Conclusions:

    • This indirect technique offers a practical and patient-centered approach for fabricating new FPDs or crowns that integrate with existing RPDs.
    • The method simplifies the prosthetic process by utilizing an intraoral coping to guide the fabrication on a master cast.
    • This technique ensures the seamless incorporation of new prosthetic components while preserving the function of the existing RPD.