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(a) Customized surgical template was fitted on the teeth/bracket/mucosa stone cast model of the patient to perform the interfacial adaption test. Six (A–F) buccal-palatal direction sections were obtained using a diamond saw; (b) and (c) each cutting section was scanned using a noncontact video measurement system to measure the gap sizes for 5 points with 45° separation in the counterclockwise direction on each section.
