Contemp Clin Dent. 2017 Jul-Sep;8(3):411-415. doi: 10.4103/ccd.ccd_495_17.
Clinical and Radiographic Evaluation of Procedural Errors during Preparation of Curved Root Canals with Hand and Rotary Instruments: A Randomized Clinical Study.
Contemporary clinical dentistry
Rajesh Khanna, Aashish Handa, Rupam Kaur Virk, Deepika Ghai, Rajni Sharma Handa, Asim Goel
Affiliations
Affiliations
- Department of Conservative Dentistry and Endodontics, Sri Guru Ram Das Institute of Dental Sciences and Research, Amritsar, Punjab, India.
- Consultant Pedodontist, Private Practice, Amritsar, Punjab, India.
- Department of Periodontology, Genesis Institute of Dental Sciences and Research, Ferozepur, Punjab, India.
PMID: 29042727
PMCID: PMC5643999 DOI: 10.4103/ccd.ccd_495_17
Abstract
BACKGROUND: The process of cleaning and shaping the canal is not an easy goal to obtain, as canal curvature played a significant role during the instrumentation of the curved canals.
AIM: The present
MATERIALS AND METHODS: Procedural errors such as ledge formation, instrument separation, and perforation (apical, furcal, strip) were determined in sixty patients, divided into two groups. In Group I, thirty teeth in thirty patients were prepared using hand Nitiflex system, and in Group II, thirty teeth in thirty patients were prepared using K3XF rotary system. The evaluation was done clinically as well as radiographically. The results recorded from both groups were compiled and put to statistical analysis.
STATISTICAL ANALYSIS: Chi-square test was used to compare the procedural errors (instrument separation, ledge formation, and perforation).
RESULTS: In the present study, both hand Nitiflex and rotary K3XF showed ledge formation and instrument separation. Although ledge formation and instrument separation by rotary K3XF file system was less as compared to hand Nitiflex. No perforation was seen in both the instrument groups.
CONCLUSION: Canal curvature played a significant role during the instrumentation of the curved canals. Procedural errors such as ledge formation and instrument separation by rotary K3XF file system were less as compared to hand Nitiflex.
Keywords: Canal curvature; K3XF; Nitiflex; Schneider's method; instrument separation; ledge; perforation
Conflict of interest statement
There are no conflicts of interest.
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