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A combined direct dowel and indirect core technique.
T Mekayarajjananonth1, S Kiat-amnuay, T J Salinas
1Louisiana State University, School of Dentistry, 1100 Florida Avenue, New Orleans, Louisiana 70119, USA.
Quintessence International (Berlin, Germany : 1985)
|February 24, 2001
Summary
This study presents a modified dowel-and-core technique, combining direct and indirect methods for improved dental restorations. The technique ensures accurate fit and reduces chairside time for dentists.
Area of Science:
- Restorative Dentistry
- Prosthodontics
Background:
- Dowel-and-core restorations are essential when insufficient tooth structure remains for extracoronal restorations.
- Traditional methods can be time-consuming and may compromise restoration fit.
Purpose of the Study:
- To introduce a modified dowel-and-core fabrication technique.
- To improve the accuracy and passive fit of dowel patterns.
- To optimize chairside efficiency in dental restorations.
Main Methods:
- Combines direct technique (dowel formation in canal) with indirect technique (laboratory core fabrication).
- Utilizes polyvinyl siloxane cast or liner for dowel retrieval.
- Focuses on achieving passive fit of the dowel in the canal preparation.
Main Results:
- Enables accurate and passive fit of the dowel pattern.
- Offers option for retrieving the dowel portion.
- Reduces overall chairside time for dental procedures.
- Facilitates preparation of multiple teeth efficiently.
Conclusions:
- The modified dowel-and-core technique enhances clinical fit and efficiency.
- Delegating core formation to the laboratory streamlines the restorative process.
- This approach offers significant advantages for complex restorative cases.