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Accuracy of immediately placed implants using surgical guides from different 3-dimensional printers: An in vitro
Jeremy Pitman1, Jan Cosyn1, Véronique Christiaens1
1Department of Periodontology and Oral Implantology, Faculty of Medicine and Health Sciences, Oral Health Sciences, Ghent University, Ghent, Belgium.
Clinical Implant Dentistry and Related Research
|June 27, 2024
Summary
The manufacturer of three-dimensional (3D)-printed surgical guides significantly impacts the accuracy of fully guided immediate implants, though differences are clinically minimal.
Area of Science:
- Dental Implantology
- Surgical Guide Technology
- 3D Printing in Medicine
Background:
- Immediate implant placement offers advantages in dental procedures.
- Three-dimensional (3D)-printed surgical guides enhance implant placement accuracy.
- Variations in guide manufacturing may influence surgical outcomes.
Purpose of the Study:
- To assess the accuracy of 3D-printed surgical guides for immediate implants.
- To compare the precision of guides from different manufacturers.
Main Methods:
- Eighteen 3D-printed surgical guides from three manufacturers were evaluated.
- Seventy-two implants were placed in standardized maxillary models using the guides.
- Implant deviations (global, angular, linear) were measured against planned positions.
Main Results:
- Significant differences in implant deviation were observed between manufacturers (p ≤ 0.007).
- Specific deviations varied notably between Company, Desktop, and Lab groups.
- Mean deviations across all groups remained below 0.5 mm and 1°.
Conclusions:
- The choice of 3D printer manufacturer influences the accuracy of fully guided immediate implant placement.
- Despite statistically significant differences, the clinical impact of these variations is likely limited.

