Related Experiment Video
Updated: Jun 14, 2026
07:14
Guided Endodontics: Three-Dimensional Planning and Template-Aided Preparation of Endodontic Access Cavities
Published on: May 24, 2022
Canal-centering ability: An endodontic challenge.
Deivanayagam Kandaswamy1, Nagendrababu Venkateshbabu, Ilango Porkodi
1Department of Conservative Dentistry and Endodontics, Sri Ramachandra Dental College, Porur, Chennai - 600 116, India.
Journal of Conservative Dentistry : JCD
|April 10, 2010
Summary
Nickel-titanium (Ni-Ti) instruments improve root canal preparation centering compared to stainless steel files. Understanding instrument design and material properties is key to successful root canal treatment.
Area of Science:
- Endodontics
- Dental Materials Science
Background:
- Maintaining root canal shape and apical foramen position is crucial during instrumentation.
- Root canal curvatures present challenges for instrument centering and can lead to procedural errors.
Purpose of the Study:
- To discuss factors influencing the canal-centering ability of endodontic instruments.
- To provide insights into optimizing root canal preparation using various instrument parameters.
Main Methods:
- Review of existing research on endodontic instrument properties.
- Discussion of alloy composition, instrument cross-section, and taper influence on centering ability.
Main Results:
- Nickel-titanium (Ni-Ti) instruments demonstrate superior centering and reduced canal transportation compared to stainless steel files.
- Instrument design parameters significantly impact their ability to remain centered during preparation.
Conclusions:
- Optimizing instrument selection based on alloy, cross-section, and taper is vital for effective root canal preparation.
- Enhanced canal centering minimizes procedural errors and preserves root structure integrity.
