Scientific evidence
Recent studies conclude that the PIC system consistently delivers accuracy (both trueness and precision) that's well below the present consensus of acceptable discrepancies for a full arch passive fit.
Featured publications
Comparison between stereophotogrammetric, digital, and conventional impression techniques in implant-supported fixed complete arch prostheses: An in vitro study
This study concludes that the PIC system has the lowest deviation when compared to a conventional impression and an intraoral scanner.
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And many more
The above is just a sample: there are over 34 peer-reviewed scientific publications and reports about the PIC system.
2024
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Liu, M., Fu, X., Lai, H., Shi, J., Liu, B. Accuracy of traditional open-tray impression, stereophotogrammetry, and intraoral scanning with prefabricated aids for implant-supported complete arch prostheses with different implant distributions: An in vitro study. The Journal of Prosthetic Dentistry, 2024, ISSN 0022-3913. https://doi.org/10.1016/j.prosdent.2024.06.006
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Revilla-León, M., Gómez-Polo, M., Drone, M., Barmak, A. B., Guinot-Barona, C., Att, W., ... & Pérez-Barquero, J. A. (2024). Impact of scanning distance on the accuracy of a photogrammetry system. Journal of Dentistry, 142, 104854. https://doi.org/10.1016/j.jdent.2024.104854
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Revilla-León, M., Barmak, A. B., Lanis, A., & Kois, J. C. (2024). Influence of connected and nonconnected calibrated frameworks on the accuracy of complete arch implant scans obtained by using four intraoral scanners, a desktop scanner, and a photogrammetry system The Journal of Prosthetic Dentistry.https://doi.org/10.1016/j.prosdent.2024.01.017
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Revilla-León, M., Gómez-Polo, M., Drone, M., Barmak, A. B., Att, W., Kois, J. C., & Pérez-Barquero, J. A. (2024). Influence of implant reference on the scanning accuracy of complete arch implant scans captured by using a photogrammetry system The Journal of Prosthetic Dentistry.https://doi.org/10.1016/j.prosdent.2024.01.008
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Ribeiro, P.; Díaz-Castro, C.M.; Ríos-Carrasco, B.; Ríos-Santos, J.V.; Herrero-Climent, M.Stereo-Photogrammetry for Impression of Full-Arch Fixed Dental Prosthesis—An Update of the Reviews. Prosthesis, 2024, 6, 939–951. https://doi.org/10.3390/ prosthesis6040068
2023
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Goncharuk-Khomyn, M., Tukalo, I., Sheveria, S., Rak, Y., Liakh, A. (2023). Experience of using photogrammetry method in modern implantological practice (literature review). Modern medicine, pharmacy and psychological health, 5 (14), с. 72–80. https://doi.org/10.32689/2663-0672-2023-5-13
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Gómez-Polo M, Barmak AB, Ortega R, Rutkunas V, Kois JC, Revilla-León M. Accuracy, scanning time, and patient satisfaction of stereophotogrammetry systems for acquiring 3D dental implant positions: A systematic review. J Prosthodont. 2023;32:208–224. https://doi.org/10.1111/jopr.13751
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Pozzi A., Agliardi E., Lio, Nagy K.,, Nardi A., & Arcuri L. (2023). Accuracy of intraoral optical scan versus stereophotogrammetry for complete-arch digital implant impression: An in vitro study. Journal of Prosthodontic Research. https://doi.org/10.2186/jpr.JPR_D_22_00251
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Pozzi, A., Carosi, P., Gallucci, G. O., Nagy, K., Nardi, A., & Arcuri, L. (2023). Accuracy of complete- arch digital implant impression with intraoral optical scanning and stereophotogrammetry: An in vivo prospective comparative study Clinical Oral Implants Research, 00, 1–12 .https://doi.org/10.1111/clr.14141
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Pinto, R. J., Casado, S. A., Chmielewski, K., Caramês, J. M., & Marques, D. S. (2023). Accuracy of different digital acquisition methods in complete arch implant-supported prostheses: An in vitro study. The Journal of Prosthetic Dentistry.https://doi.org/10.1016/j.prosdent.2023.07.008
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Regidor, E., Ortiz-Vigón, A., Albizu, N., Izaskun, Ruiz., & Zarzuela, L., (2023). Photogrammetry in implant dentistry Gaceta Dental https://www.researchgate.net/publication/367531468
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Xiao-Jiao Fu, Liu, M., Liu, B.-L., Tonetti, M., Shi, J., & Lai, H.-C. (2023). Accuracy of intraoral scan with prefabricated aids and stereophotogrammetry compared with open tray impressions for complete-arch implant-supported prosthesis: A clinical study. Clinical Oral Implants Research. https://doi.org/10.1111/clr.14183
2022
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Bedrossian, E. Complete digital workflow for complete arch implant therapy: Fact or fiction?. J Prosthodont. 2022;127–6. https://doi.org/10.1111/jopr.13604.
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Kosago P, Ungurawasaporn C, Kukiattrakoon B. Comparison of the accuracy between conventional and various digital implant impressions for an implant-supported mandibular complete arch-fixed prosthesis: An in vitro study. J Prosthodont. 2022;1–9. https://doi.org/10.1111/jopr.13604.
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Orejas-Perez, J.; Gimenez- Gonzalez, B.; Ortiz-Collado, I.; Thuissard, I.J.; Santamaria-Laorden, A. (2022). In Vivo Complete-Arch Implant Digital Impressions: Comparison of the Precision of Three Optical Impression Systems. Int. J. Environ. Res. Public Health 2022, 19, 4300. https://doi.org/10.3390/ijerph19074300
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Peláez Rico, J., Martín, M. C., González, M. A., Arribas, C. T., Alonso, V. R., Suárez, C. L., & García, M. J. S. (2022). Digital Impression taking for Maxillary Full-Arch Restoration with Immediate Loading. A Case Report. The Journal of Oral Implantology. https://doi.org/10.1563/aaid-joi-D-20-00117
2021
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Hussein, M. (2021). Photogrammetry technology in implant dentistry: A systematic review The Journal of Prosthetic Dentistry. https://doi.org/10.1016/j.prosdent.2021.09.015
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Tohme,H.; Lawand,G.; Eid, R.; Ahmed, K.E.; Salameh, Z.; Makzoume, J. (2021). Accuracy of Implant Level Intraoral Scanning and Photogrammetry Impression Techniques in a Complete Arch with Angled and Parallel Implants: An In Vitro Study. Appl. Sci. 2021, 11, 9859. https://doi.org/10.3390/app11219859
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Revilla-León, M., Rubenstein, J., Methani, M. M., Piedra-Cascón, W., Özcan, M., & Att, W. (2021). Trueness and precision of complete-arch photogrammetry implant scanning assessed with a coordinate-measuring machine. The Journal of Prosthetic Dentistry. https://doi.org/10.1016/j.prosdent.2021.05.019
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Tohme, H., Lawand, G., Chmielewska, M., & Makhzoume, J. (2021). Comparison between stereophotogrammetric, digital, and conventional impression techniques in implant-supported fixed complete arch prostheses: An in vitro study. The Journal of Prosthetic Dentistry. https://doi.org/10.1016/j.prosdent.2021.05.006
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Sallorenzo, A., & Gómez-Polo, M. (2021). Comparative study of the accuracy of an implant intraoral scanner and that of a conventional intraoral scanner for complete-arch fixed dental prostheses. The Journal of Prosthetic Dentistry. https://doi.org/10.1016/j.prosdent.2021.01.032
2020
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Rodríguez-Fernández, E., Sánchez-Gil, A. & Maurice, S. (2020). Photogrammetry is Superior to Conventional Impression Techniques in Cases Requiring Six or More Implants. EC Dental Science 19.2 (2020): 01-09. https://scholar.google.com/citations?view_op=view_citation&hl=en&user=ZfaugEEAAAAJ&citation_for_view=ZfaugEEAAAAJ:dBIO0h50nwkC
2019
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Molinero-Mourelle, P., Lam, W., Cascos-Sánchez, R., Azevedo, L., & Gómez-Polo, M. (2019). Photogrammetric and intraoral digital impression technique for the rehabilitation of multiple unfavorably positioned dental implants: A clinical report. Journal of Oral Implantology, 45(5), 398-402. https://doi.org/10.1563/aaid-joi-D-19-00140
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Sánchez-Monescillo, A., Hernanz-Martín, J., González-Serrano, C., González-Serrano, J., & Duarte Jr, S. (2019). All-on-four rehabilitation using photogrammetric impression technique. Quintessence Int, 50, 288-293. https://doi.org/10.3290/j.qi.a42098
2018
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Suarez, M. J., Paisal, I., Rodriguez-Alonso, V., & Lopez-Suarez, C. (2017). Combined Stereophotogrammetry and Laser-Sintered, Computer-Aided Milling Framework for an Implant-Supported Mandibular Prosthesis: A Case History Report. The International Journal of Prosthodontics, 31(1), 60-62. https://doi.org/10.11607/ijp.5259
2017
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Gómez-Polo, M., Gómez-Polo, C., Del Río, J., & Ortega, R. (2018). Stereophotogrammetric impression making for polyoxymethylene, milled immediate partial fixed dental prostheses. The Journal of Prosthetic Dentistry, 119(4), 506-510. https://doi.org/10.1016/j.prosdent.2017.04.029
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Peñarrocha-Diago, M., Balaguer-Martí, J. C., Peñarrocha-Oltra, D., Balaguer-Martínez, J. F., Peñarrocha-Diago, M., & Agustín-Panadero, R. (2017). A combined digital and stereophotogrammetric technique for rehabilitation with immediate loading of complete-arch, implant-supported prostheses: A randomized controlled pilot clinical trial. The Journal of Prosthetic Dentistry, 118(5), 596-603. https://doi.org/10.1016/j.prosdent.2016.12.015
2016
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Sánchez-Monescillo, A., Sánchez-Turrión, A., Vellon-Domarco, E., Salinas-Goodier, C., & Prados-Frutos, J. C. (2016). Photogrammetry Impression Technique: A Case History Report. The International journal of prosthodontics, 29(1), 71-73. https://doi.org/10.11607/ijp.4287
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Aiuto, R., Peñarrocha Oltra, D., Augustin Panadero, R., Peñarrocha Diago, M., & Re, D. (2016). Photogrammetry as an alternative to impression taking in oral implantoprosthesis. Il Dentista Moderno, 34(9), 66-74. http://hdl.handle.net/2434/437658
2015
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Peñarrocha-Oltra, D., Agustín-Panadero, R., Pradíes, G., Gomar-Vercher, S., & Peñarrocha-Diago, M. (2017). Maxillary Full-Arch Immediately Loaded Implant-Supported Fixed Prosthesis Designed and Produced by Photogrammetry and Digital Printing: A Clinical Report. Journal of Prosthodontics, 26(1), 75-81. https://doi.org/10.1111/jopr.12364
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Agustín-Panadero, R., Peñarrocha-Oltra, D., Gomar-Vercher, S., & Peñarrocha-Diago, M. (2015). Stereophotogrammetry for Recording the Position of Multiple Implants: Technical Description. International Journal of Prosthodontics, 28(6). http://doi.org/10.11607/ijp.4146
2014
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Peñarrocha-Oltra, D., Agustín-Panadero, R., Bagán, L., Giménez, B., & Peñarrocha, M. (2014). Impression of multiple implants using photogrammetry: description of technique and case presentation. Medicina Oral, Patología Oral y Cirugía Bucal, 19(4), e366. https://doi.org/10.4317/medoral.19365
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Pradíes, G., Ferreiroa, A., Özcan, M., Giménez, B., & Martínez-Rus, F. (2014). Using stereophotogrammetric technology for obtaining intraoral digital impressions of implants. The Journal of the American Dental Association, 145(4), 338-344. https://doi.org/10.14219/jada.2013.45