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A silicone model method to compare three methods of preparing the root canal.
M Goldman1, E Sakurai-Fuse, J Turco
1Tufts University School of Dental Medicine, Boston, Mass.
Oral Surgery, Oral Medicine, and Oral Pathology
|October 1, 1989
Summary
Three root canal preparation methods were compared using silicone models. Hand instruments and a specific angle (SET) performed equally well, outperforming the subsonic instrument in shaping root canals.
Area of Science:
- Endodontics
- Dental Materials Science
Background:
- Proper root canal shaping is crucial for successful endodontic treatment.
- Evaluating different instrumentation techniques is essential for improving clinical outcomes.
Purpose of the Study:
- To compare the efficacy of three distinct root canal preparation methods.
- To assess the quality of canal shaping achieved by each technique.
Main Methods:
- Extracted teeth were used with silicone models to simulate root canals.
- Root canals were prepared using hand instruments, SET (Sonic Enhanced Technology), and a subsonic instrument.
- Teeth were dissolved to isolate silicone models for analysis and photography.
Main Results:
- The hand instrument group and SET group demonstrated comparable canal shaping abilities.
- The subsonic instrument group resulted in less optimal canal shaping compared to the other two methods.
Conclusions:
- Both hand instrumentation and SET are effective for achieving well-shaped root canals.
- Subsonic instrumentation may be less efficient for optimal root canal preparation.