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Natural Sciences, Stomotology, 2026

EVALUATION OF RAPID ACCELERATED PHENOMENON USING LOW LEVEL LASER THERAPY AND FLAPLESS OSTEOPUNCTURE METHOD DURING ENMASSE RETRACTION USING PREADJUSTED EDGEWISE APPLIANCE: AN IN VIVO COMPARATIVE STUDY

This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Submitted: 2026-04-08
CC BY-NC 4.0 This work is licensed under Creative Commons Attribution–NonCommercial International License (CC BY-NC 4.0).

Abstract

Background: En-masse retraction of maxillary anterior teeth is a critical phase in orthodontics, and optimizing tooth
movement is essential. This study evaluates the clinical effects of Low-Level Laser Therapy (LLLT) and flapless
osteopuncture on en-masse retraction during orthodontic treatment using the Pre-Adjusted Edgewise Appliance (PEA).
Objectives: To compare the rate of en-masse retraction in the maxillary arch using three methods: 1) LLLT, 2) Flapless Osteopuncture, 3) Conventional Friction Mechanics.
Methods: A total of 24 orthodontic patients undergoing en-masse retraction with PEA were divided into three groups:
Group 1: LLLT, Group 2: Flapless Osteopuncture, Group 3: Conventional Friction Mechanics (control). Tooth
movement rates were measured and compared using clinical and radiographic assessments at specified intervals.
Statistical analysis was conducted with p<0.05.
Results: The rate of en-masse retraction was compared among the three groups. No significant difference was found
between the laser and micro-osteoperforation groups, but the micro-osteoperforation group showed a faster rate of tooth movement.
Conclusions: LLLT and flapless osteopuncture methods were effective in accelerating en-masse retraction using the
PEA technique, with micro-osteoperforation demonstrating greater effectiveness than LLLT. These adjunctive
techniques may provide alternatives to conventional friction mechanics for improving tooth movement.

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