Correction of Upper Incisor Proclination by Applying Lingual Crown Torque with Pre adjusted Lingual Brackets in a Skeletal-Class III Patient – Case Report

摘要

After levelling and alignment in skeletal Class III patients with upper anterior crowding, the upper incisors usually have excessive proclination. In these cases, the upper incisors’ axial proclination need to be reduced to improve esthetics.