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Peer-Reviewed Publication
Front Oral Health2026;71834583.January 1, 2026Journal Article

Milled surgical guides vs. freehand placement of orthodontic implants: a preclinical micro-CT study.

Alexander Schwärzler1, Danijel Domic2,3, Sophia Panwinkler1, Patrick Chitan1, Benedikt Sagl4, Erwin Jonke1
1Clinical Division of Orthodontics, University Clinic of Dentistry, Medical University of Vienna, Vienna, Austria.
2Clinical Division of Oral Surgery, University Clinic of Dentistry, Medical University of Vienna, Vienna, Austria.
3Etiology and Therapy of Periodontal and Periimplant Diseases (ETEP) Research Group, Faculty of Dentistry, Complutense University of Madrid, Madrid, Spain.
4Competence Center Artificial Intelligence in Dentistry, University Clinic of Dentistry, Medical University of Vienna, Vienna, Austria.
PubMed PMC DOI PDF

Abstract

OBJECTIVE: The present study evaluated the transfer accuracy of computer-aided designed and manufactured (CAD/CAM) milled guides compared with freehand placement of orthodontic temporary anchorage devices (TADs). METHODS: Sixty TADs were placed in 30 typodonts, using either CAD/CAM-milled guides or conventional freehand insertion. The freehand insertions were performed by one orthodontist and one…

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