Introduction: Impression making and fabrication of plaster models serve as a basis for documentation. diagnosis and treatment planning. Model analysis is used routinely in orthodontics and is a key factor for treatment planning and review of orthodontic progress. Recently newer technologies in imaging and digitalisation have made it possible to obtain 3-Dimensional (3D) virtual models. https://www.allfixelectricales.shop/product-category/vacuum-trim-cover/