Operator Performance of the Digital Setup Fabrication for Orthodontic–Orthognathic Treatment: An Explorative Study

The purpose of this study was to explore the operator performance of the fabrication of digital orthodontic setups integrated into cone beam computed tomography (CBCT) scans. Fifteen patients who underwent a combined orthodontic–orthognathic surgical treatment were included. The pre-treatment digita...

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Main Authors: Olivier de Waard, Robin Bruggink, Frank Baan, Hendrikus A. J. Reukers, Ewald M. Bronkhorst, Anne Marie Kuijpers-Jagtman, Edwin M. Ongkosuwito
Format: Article
Language:English
Published: MDPI AG 2021-12-01
Series:Journal of Clinical Medicine
Subjects:
Online Access:https://www.mdpi.com/2077-0383/11/1/145
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author Olivier de Waard
Robin Bruggink
Frank Baan
Hendrikus A. J. Reukers
Ewald M. Bronkhorst
Anne Marie Kuijpers-Jagtman
Edwin M. Ongkosuwito
author_facet Olivier de Waard
Robin Bruggink
Frank Baan
Hendrikus A. J. Reukers
Ewald M. Bronkhorst
Anne Marie Kuijpers-Jagtman
Edwin M. Ongkosuwito
author_sort Olivier de Waard
collection DOAJ
description The purpose of this study was to explore the operator performance of the fabrication of digital orthodontic setups integrated into cone beam computed tomography (CBCT) scans. Fifteen patients who underwent a combined orthodontic–orthognathic surgical treatment were included. The pre-treatment digital dental models and CBCT scans were fused, and four operators made virtual setups twice for all patients. Differences between the virtual setups were calculated by recording tooth crown movement from the pre-treatment model to the virtual setup. To examine performance, Pearson’s correlation coefficients, duplicate measurement errors, and inter-operator differences were calculated. For intra-operator performance, correlation values varied among tooth types, with mean correlation values from 0.66 to 0.83 for the maxilla and 0.70 to 0.83 for the mandible. For inter-operator performance, mean correlation values varied from 0.40 to 0.87 for the maxilla and from 0.44 to 0.80 for the mandible. Rotational mean differences exceeded the range of clinical acceptance (>2 degrees) at 18% for the maxilla and 20.8% for the mandible, and translational mean differences exceeded the range of clinical acceptance (0.6 mm) at 9.7% and 26% for the maxilla and mandible, respectively. The intra- and inter-operator performance of digital orthodontic setup construction for virtual three-dimensional orthognathic planning shows significant errors.
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spelling doaj.art-3bc2fbeade5b43628a0db0ce9b136dd22023-11-23T11:44:20ZengMDPI AGJournal of Clinical Medicine2077-03832021-12-0111114510.3390/jcm11010145Operator Performance of the Digital Setup Fabrication for Orthodontic–Orthognathic Treatment: An Explorative StudyOlivier de Waard0Robin Bruggink1Frank Baan2Hendrikus A. J. Reukers3Ewald M. Bronkhorst4Anne Marie Kuijpers-Jagtman5Edwin M. Ongkosuwito6Department of Dentistry—Orthodontics and Craniofacial Biology, Radboud University Medical Center, 6500 HB Nijmegen, The NetherlandsDepartment of Dentistry—Orthodontics and Craniofacial Biology, Radboud University Medical Center, 6500 HB Nijmegen, The NetherlandsDepartment of Dentistry—Orthodontics and Craniofacial Biology, Radboud University Medical Center, 6500 HB Nijmegen, The NetherlandsKindt & Reukers Orthodontists, 6524 CV Nijmegen, The NetherlandsDepartment of Dentistry, Radboud Institute for Health Sciences, Radboud University Medical Center, 6500 HB Nijmegen, The NetherlandsDepartment of Orthodontics, University Medical Center Groningen, University of Groningen, 9713 GZ Groningen, The NetherlandsDepartment of Dentistry—Orthodontics and Craniofacial Biology, Radboud University Medical Center, 6500 HB Nijmegen, The NetherlandsThe purpose of this study was to explore the operator performance of the fabrication of digital orthodontic setups integrated into cone beam computed tomography (CBCT) scans. Fifteen patients who underwent a combined orthodontic–orthognathic surgical treatment were included. The pre-treatment digital dental models and CBCT scans were fused, and four operators made virtual setups twice for all patients. Differences between the virtual setups were calculated by recording tooth crown movement from the pre-treatment model to the virtual setup. To examine performance, Pearson’s correlation coefficients, duplicate measurement errors, and inter-operator differences were calculated. For intra-operator performance, correlation values varied among tooth types, with mean correlation values from 0.66 to 0.83 for the maxilla and 0.70 to 0.83 for the mandible. For inter-operator performance, mean correlation values varied from 0.40 to 0.87 for the maxilla and from 0.44 to 0.80 for the mandible. Rotational mean differences exceeded the range of clinical acceptance (>2 degrees) at 18% for the maxilla and 20.8% for the mandible, and translational mean differences exceeded the range of clinical acceptance (0.6 mm) at 9.7% and 26% for the maxilla and mandible, respectively. The intra- and inter-operator performance of digital orthodontic setup construction for virtual three-dimensional orthognathic planning shows significant errors.https://www.mdpi.com/2077-0383/11/1/145orthodonticsCBCTorthognathic surgerysetup
spellingShingle Olivier de Waard
Robin Bruggink
Frank Baan
Hendrikus A. J. Reukers
Ewald M. Bronkhorst
Anne Marie Kuijpers-Jagtman
Edwin M. Ongkosuwito
Operator Performance of the Digital Setup Fabrication for Orthodontic–Orthognathic Treatment: An Explorative Study
Journal of Clinical Medicine
orthodontics
CBCT
orthognathic surgery
setup
title Operator Performance of the Digital Setup Fabrication for Orthodontic–Orthognathic Treatment: An Explorative Study
title_full Operator Performance of the Digital Setup Fabrication for Orthodontic–Orthognathic Treatment: An Explorative Study
title_fullStr Operator Performance of the Digital Setup Fabrication for Orthodontic–Orthognathic Treatment: An Explorative Study
title_full_unstemmed Operator Performance of the Digital Setup Fabrication for Orthodontic–Orthognathic Treatment: An Explorative Study
title_short Operator Performance of the Digital Setup Fabrication for Orthodontic–Orthognathic Treatment: An Explorative Study
title_sort operator performance of the digital setup fabrication for orthodontic orthognathic treatment an explorative study
topic orthodontics
CBCT
orthognathic surgery
setup
url https://www.mdpi.com/2077-0383/11/1/145
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AT frankbaan operatorperformanceofthedigitalsetupfabricationfororthodonticorthognathictreatmentanexplorativestudy
AT hendrikusajreukers operatorperformanceofthedigitalsetupfabricationfororthodonticorthognathictreatmentanexplorativestudy
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AT annemariekuijpersjagtman operatorperformanceofthedigitalsetupfabricationfororthodonticorthognathictreatmentanexplorativestudy
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