Using an existing digital surgical guide and used burs as aids for a complete-arch implant impression

The accuracy of an implant impression is essential to the passive fit of implant abutments. 1 Manzella C. Bignardi C. Burello V. Carossa S. Schierano G. Method to improve passive fit of frameworks on implant-supported prostheses: an in vitro study. J Prosthet Dent. 2016; 116: 52-58 Abstract Full Text Full Text PDF PubMed Scopus (23) Google Scholar ,2 Pesce P. Pera F. Setti P. Menini M. Precision and accuracy of a digital impression scanner in full-arch implant rehabilitation. Int J Prosthodont. 2018; 31: 171-175 Crossref PubMed Scopus (64) Google Scholar The open tray impression technique with splinting impression copings is recommended for edentulous patients. 3 Papaspyridakos P. Chen C.J. Gallucci G.O. Doukoudakis A. Weber H.P. Chronopoulos V. Accuracy of implant impressions for partially and completely edentulous patients: a systematic review. Int J Oral Maxillofac Implants. 2014; 29: 836-845 Crossref PubMed Scopus (165) Google Scholar , 4 Joshi A.A. Gaikwad A.M. Nadgere J.B. Ram S.M. Orthodontic elastomeric chain as an alternative to dental floss for splinting implant impression copings for complete-arch implant impressions. J Prosthet Dent. 2020; 123: 188-189 Abstract Full Text Full Text PDF PubMed Scopus (4) Google Scholar , 5 Gaikwad A.M. Joshi A.A. Nadgere J.B. Orthodontic wire loop for engaging dental floss or orthodontic elastomeric chain in the open tray implant impression technique. J Prosthet Dent. 2020; 24: 500-501 Abstract Full Text Full Text PDF Scopus (4) Google Scholar This article presents an accurate, convenient, and cost-effective technique for splinting open tray impression copings by using an existing digital surgical guide and used burs for complete-arch implant impression . Figure 2A, Digital surgical guide. B, Custom open tray fabricated by removing metal sleeves on occlusal surface and trimming adjacent materials. C, Intaglio surface of impression. D, Reverse side of impression. E, Interim prosthesis secured intraorally. View Large Image Figure Viewer Download Hi-res image