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Evaluation of Time Consumption for Debonding Brackets Using Different Techniques: A Hospital-Based Study.
Neelutpal Bora1, Putul Mahanta2, Ranjumoni Konwar3
1Dentistry, Assam Medical College and Hospital, Dibrugarh 786002, Assam, India.
Journal of Healthcare Engineering
|September 3, 2021
Summary
The ligature cutter (LC) method is the fastest technique for debonding orthodontic brackets, significantly reducing removal time compared to other methods. This finding highlights LC
Area of Science:
- Orthodontics
- Dental Materials Science
Background:
- Orthodontic bracket debonding is a critical step in treatment.
- Efficient debonding methods are essential to minimize chair time and patient discomfort.
Purpose of the Study:
- To compare the mean time required for debonding human premolar brackets using four different techniques: ultrasonic scaler (US), debonding plier (DP), ligature cutter (LC), and thermal method (TM).
Main Methods:
- Eighty human premolars were divided into four groups (n=20 each) for bracket debonding.
- Debonding was performed using US, DP, LC, and TM.
- Time taken for each bracket removal was recorded and analyzed using one-way ANOVA and Tukey's HSD tests.
Main Results:
- The ligature cutter (LC) method demonstrated the shortest mean debonding time (0.9880 seconds).
- The thermal method (TM) exhibited the longest mean debonding time (1.5880 seconds).
- Statistical analysis confirmed significant differences in mean debonding times among the four techniques (p < 0.001), with LC being substantially faster than the others.
Conclusions:
- The LC technique is the most time-efficient method for orthodontic bracket debonding.
- The TM is the least time-efficient method.
- Findings suggest the LC method offers a significant advantage in reducing chair time during orthodontic treatment.

