With the development of modern science and technology,digital technology and other advanced production technology gradually began to be applied in the oral medicine,such as digital diagnosis,digital design and digital treatment.For those reasons,digital technology has become an inevitable trend in the field of oral prosthetics.Intra-oral scanner is an important part of digital restoration and is also becoming more and more noticeable.This paper summarizes the classification of intraoral scanning digital impression systems and their current major applications.%随着现代科学技术的发展,数字化技术以及其他先进的生产技术开始逐渐应用于口腔医学行业,数字化诊断、数字化设计以及治疗已经成为口腔修复领域发展的必然趋势.口内扫描作为数字化修复的重要组成部分越来越引起人们的注意.文章就口内扫描数字化印模系统分类及其目前的主要应用做一介绍.
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