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Making a fixed restoration contour guide.

K Fareed1, A Solaihim

  • 1Department of Removable Prosthodontic Sciences, King Saud University, College of Dentistry, Riyadh, Saudi Arabia.

The Journal of Prosthetic Dentistry
|January 1, 1989
PubMed
Summary
This summary is machine-generated.

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A silicone matrix guides tooth preparation and restoration contouring. This dental technique ensures accurate axial contouring for fixed restorations using a cast and silicone guides.

Area of Science:

  • Dentistry
  • Prosthodontics
  • Dental Materials

Background:

  • Accurate restoration contouring is crucial for fixed prosthodontics.
  • Diagnostic wax-ups are standard for treatment planning.
  • Silicone materials offer high fidelity in replicating details.

Purpose of the Study:

  • To describe a method utilizing a silicone matrix for guiding tooth preparation and restoration contouring.
  • To enhance the accuracy of axial contouring in fixed restorations.

Main Methods:

  • Creating a silicone matrix from a diagnostic wax-up of abutment teeth.
  • Fabricating a cast with castings and simulated gingival tissues using silicone.
  • Utilizing the silicone matrix and cast as guides for the dental technician.

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Main Results:

  • The silicone matrix provides a definitive guide for tooth preparation.
  • The combined use of the cast and silicone matrix ensures accurate axial contouring of the restoration.
  • This method facilitates precise replication of the diagnostic wax-up in the final restoration.

Conclusions:

  • A silicone matrix derived from a diagnostic wax-up is an effective tool for guiding tooth preparation and final restoration contouring.
  • This technique improves the accuracy and predictability of axial contouring for fixed dental restorations.
  • The described method offers a reliable approach for dental technicians to achieve desired restoration morphology.