Page 58 - DP Vol 22 No 1

ENDODONTICS
MY TAKE
Dr Deepak Mehta
the adhesive layer and correct undercuts or retentive areas (this
technique can be performed simultaneously with dentin sealing . In my daily restorative practice,
[17]
achieving long-term success
For intraradicular connection, a MacroLock #4 post was initially in endodontically treated teeth
tested, but misfit was observed, so a MacroLock Oval #4 was selected. depends heavily on preserving
Due to the previous old endodontic intervention, it was necessary dentin and selecting a post
to individualize the post by adding composite (Particulate Filled system that works harmoniously
Composite - PFC or Fiber Reinforced Composite - FRC), which were with the tooth and not against it.
ultimately combined . The DT Light Fiber Post has
[18]
Adhesive procedures were performed both on the post and on the consistently delivered that
dental substrate prior to definitive cementation. Once the root canal balance.
The double-tapered design
entrance was hermetically sealed and the connection established, the allows me to prepare conserva-
tooth was prepared for anatomical crown restoration. tively while achieving excellent
adaptation within the canal.
CONCLUSION From a clinical workflow stand-
Since the 1990s, it has been recognized that the use of cast metal posts point, placement is efficient and predictable. The translucen-
presents multiple disadvantages that limit their indication as the first cy of the post facilitates reliable light transmission during
adhesive cementation, giving me confidence in polymeriza-
choice in the rehabilitation of endodontically treated teeth. The main tion, particularly in deeper canals when using dual-cure resin
disadvantages include: the different modulus of elasticity compared to cements.
dental tissues, the excessive removal of sound structure necessary for Esthetically, the post performs exceptionally well under
impression making, the impossibility of achieving effective adhesion, all-ceramic and composite restorations. Overall, the DT
the risk of root canal contamination, and the high probability of Light Fiber Post has become my go-to system for restoring
generating irreparable catastrophic failures. These limitations have, endodontically treated teeth.
in many cases, conditioned the loss of teeth restored with this rigid
retention system [3,14,15,18] . Dr Deepak Mehta BDS MDS PhD runs a leading private
practice in Bengaluru.
Currently, within the framework of biomimetic dentistry, there
are different perspectives regarding the use of fibers and fiber posts.
However, it is seldom highlighted that both share the same origin: fiber- 7. Clark D, Khademi J. Modern molar endodontic access and
reinforced composites (FRC). These materials have acquired a leading directed dentin conservation. Dent Clin North Am. 2010 Apr;
role by enabling a restorative approach based on adhesion, biology, 54(2):249-73.
tissue preservation, and the functional behavior of materials [1,2,3] . 8. Clavijo V. Restauraciones cerámicas anteriores. 1st Edition.
Among their main advantages are the possibility of performing the Quintessence Publishing Company. 2022. 5.
endo-restorative treatment in a single clinical session, maximum 9. Sorensen JA, Engelman MJ. Ferrule design and fracture
preservation of dental structure, and the creation of a monoblock with resistance of endodontically treated teeth. J Prosthet Dent. 1990
mechanical properties very close to those of the natural tooth. n May;63(5):529-36.
10. Alenezi AA, Alyahya SO, Aldakhail NS, Alsalhi HA. Clinical
REFERENCES behavior and survival of endodontically treated teeth with or
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Springer International Publishing. 2018. 9. 119-128. bovine teeth. J Endod. 2007 Apr;33(4):422-6.
3. Magne P, Belser U. C. Biomimetic Restorative Dentistry. 2nd For a complete list of references email:
Edition. Quintessence Publishing Company. 2022. info@dental-practice.biz
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Treated Teeth with Different Access Cavity Designs. J Endod. 2017
Jun;43(6):995-1000. Dr. Matías Ezequiel Scazzola, DDS,
5. Jiang Q, Huang Y, Tu X, Li Z, He Y, Yang X. Biomechanical Properties is a Professor in the Department of
of First Maxillary Molars with Different Endodontic Cavities: A Endodontics I and II at the School of
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