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Related Experiment Videos

Crown margin design: a dental school survey.

E M Butel1, J C Campbell, P M DiFiore

  • 1Advanced Education Program-General Dentistry, Fort Bragg, N.C.

The Journal of Prosthetic Dentistry
|February 1, 1991
PubMed
Summary

This study surveyed US dental schools on ceramometal crown margin designs. The most frequently taught designs were the flat shoulder, 45-degree bevel shoulder, and chamfer.

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Area of Science:

  • Dental Restorations
  • Prosthodontics
  • Materials Science

Background:

  • Ceramometal crowns are widely used in restorative dentistry.
  • Proper margin design is crucial for crown fit and longevity.
  • Educational approaches to teaching margin design vary among dental schools.

Purpose of the Study:

  • To survey dental schools in the United States and Puerto Rico regarding their teaching of ceramometal crown margin designs.
  • To identify the most commonly taught margin designs in predoctoral dental education.

Main Methods:

  • A survey was distributed to dental schools across the United States and Puerto Rico.
  • Data collected focused on the specific ceramometal crown margin designs instructed to students.

Main Results:

  • The survey identified the most frequently taught ceramometal crown margin designs.
  • Flat shoulder, 45-degree bevel shoulder, and chamfer were the predominant designs taught.

Conclusions:

  • These three margin designs represent the core curriculum for ceramometal crowns in many US dental schools.
  • Standardization of margin design education may influence clinical practice and outcomes.

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