China Journal of Oral and Maxillofacial Surgery ›› 2020, Vol. 18 ›› Issue (5): 469-473.doi: 10.19438/j.cjoms.2020.05.019

• Review Articles • Previous Articles     Next Articles

Digital impressions in implant dentistry: a literature review

ZHANG Yi-jie, SHI Jun-yu, LAI Hong-chang   

  1. Department of Implant Dentistry, Shanghai Ninth People's Hospital, College of Stomatology, Shanghai Jiao Tong University School of Medicine; National Clinical Research Center for Oral Diseases; Shanghai Key Laboratory of Stomatology & Shanghai Research Institute of Stomatology. Shanghai 200011, China;
  • Received:2019-07-17 Revised:2019-09-24 Online:2020-09-20 Published:2020-10-28

Abstract: Digital impression is an impression technique that uses an intraoral scanner to acquire tissue images intraorally without direct contact and synthesize a three-dimensional dentition image. The application of digital impressions in implant dentistry has received more and more attention in recent years, but the accuracy of digital implant impressions is not clear, especially with multiple implants. This article reviewed different principles of intraoral scanners, the accuracy of digital implant impressions and accuracy-related factors, hoping to provide references for clinical application of digital impressions in implant dentistry.

Key words: Digital impressions, Dental implants, Intraoral scanners, CAD/CAM

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