Introduction: Eruption of central incisors occurs at a time when the mixed dentition starts to develop and their impaction is mostly a severe esthetic problem. Aim: Our aim was to assess the frequency of impaction of an upper central incisor and to analyse the factors which affect the successful outcome and the protocols for orthodontic treatment in cases of impacted upper central inc... https://allfixelectricales.shop/product-category/lighter-socket-power-adaptor/