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Comparative sealability study on root canal obturation using multiphase gutta percha and lateral condensation
1Endodontic Department, Faculty of Oral and Dental Medicine, Cairo University.
Egyptian Dental Journal
|July 1, 1994
Summary
The new multiphase obturation system showed significantly less apical microleakage compared to the traditional lateral condensation technique in root canal filling. This innovative method offers improved sealing in endodontic treatments.
Area of Science:
- Endodontics
- Dental Materials Science
Background:
- Root canal obturation aims to prevent bacterial ingress.
- Apical microleakage remains a challenge in endodontic treatment success.
- Evaluating new obturation systems is crucial for improving clinical outcomes.
Purpose of the Study:
- To compare the apical microleakage of a novel multiphase obturation system against the conventional lateral condensation technique.
- To assess the effectiveness of the multiphase system in preventing dye penetration using methylene blue dye.
Main Methods:
- An in-vitro study utilizing 30 single-rooted human teeth.
- Teeth were randomly assigned to two groups: multiphase obturation (Group A) and lateral condensation (Group B).
- Root canals were prepared using nickel-titanium files, and Tubliseal sealer was used for both techniques.
Main Results:
- The multiphase obturation technique demonstrated a lower mean apical microleakage value of 0.6.
- The lateral condensation technique (control) showed a higher mean leakage of 1.72.
- A notable finding was that some specimens obturated with the multiphase technique exhibited zero leakage.
Conclusions:
- The multiphase obturation system is superior to the lateral condensation technique in reducing apical microleakage.
- The multiphase system shows promise for enhancing the seal quality in root canal therapy.
- Further research may explore long-term clinical efficacy and material interactions.