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Related Experiment Videos

Post placement and cementation: Part 1.

Avishai Sadan1

  • 1Department of Prosthodontics, Louisiana State University School of Dentistry, New Orleans, Louisiana, USA. asadan@lsuhsc.edu

Practical Procedures & Aesthetic Dentistry : PPAD
|February 21, 2003
PubMed
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Root canal treated premolars often need posts for full-coverage restorations due to their unique shape and high chewing forces. Preserving thin walls during buildup provides crucial support and stability for these restorations.

Area of Science:

  • Restorative Dentistry
  • Endodontics
  • Prosthodontics

Background:

  • Premolars present unique challenges when treated with root canal therapy and requiring full-coverage restorations.
  • Their distinct morphology and susceptibility to significant occlusal forces necessitate specific treatment considerations.
  • Current preparation guidelines, including wide shoulder finish lines, often lead to the need for post placement.

Purpose of the Study:

  • To highlight the specific considerations for root canal treated premolars requiring full-coverage restorations.
  • To emphasize the role of post placement in restoring premolars.
  • To discuss the management of remaining tooth structure during the buildup procedure.

Main Methods:

  • Review of contemporary preparation guidelines for root canal treated teeth.

Related Experiment Videos

  • Analysis of premolar morphology and occlusal load factors.
  • Discussion of post placement necessity and buildup techniques.

    • Main Results:

    • The majority of premolars treated with root canal therapy require post placement for full-coverage restorations.
    • Thin remaining walls, though reduced during preparation, should not be removed before the buildup.
    • Existing thin walls contribute to ferrule effect and act as an anti-rotation mechanism.

    Conclusions:

    • Premolars are a distinct entity in post-endodontic restoration planning.
    • Preserving remaining tooth structure during buildup is critical for restoration stability and retention.
    • Strategic management of thin walls enhances the overall prognosis of full-coverage restorations on endodontically treated premolars.