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This study was designed to ceramic brackets debonding through conventional remove and two lasers (980 nm diode laser and 1064 nm Nd:YAG laser) irradiation on the interface between the teeth and the bracket. After bracket removal, the enamel surfaces were examined using a digital microscope and the corresponding adhesive remnant index (ARI) score was assessed using 20x magnification. Experiments were conducted and comparisons made between the mechanical remove and laser methods, and results are presented that show lasers were good for clinical to effectively debonding ceramic brackets instead of conventional method. The laser assisted debonding of ceramic brackets is capable of lower the risk of enamel damage. Two lasers used in the experiment, the Nd:YAG laser with line beam scanning method was applied to the bracket removal compared to the diode laser. The suggested technique is expected to be useful in the field of orthodontics.
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Woo Jong Do, Gu-In Jung, Sung-Min Kwon, Jun-Ho Hwang, Jong Hoon Lee, Kyoung Hwan Koo, "Comparative study of different methods for orthodotic bracket debonding," Proc. SPIE 11483, Novel Optical Systems, Methods, and Applications XXIII, 114830Z (20 August 2020); https://doi.org/10.1117/12.2570166