Evidence map›Paper›PMID 36656632›Full record

ArticleJMIR serious games2023

Advantages of a Training Course for Surgical Planning in Virtual Reality for Oral and Maxillofacial Surgery: Crossover Study.

Max Ulbrich, Vincent Van den Bosch, Andrea Bönsch, Lennart Johannes Gruber, Mark Ooms, Claire Melchior, Ila Motmaen, Caroline Wilpert, Ashkan Rashad, Torsten Wolfgang Kuhlen and 2 more

Registry-linked trialAbstract read
In one paragraph

Article in JMIR serious games, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06967090 (Accuracy of Guided Implant Placement Using Artificial Intelligence Segmentation Versus Conventional Technique), which is not on this map. Cited by 9 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT06967090 nanot yet recruitingnot on this mapstarted 2025, after this paper: background citation

Accuracy of Guided Implant Placement Using Artificial Intelligence Segmentation Versus Conventional Technique: A Randomized Clinical Trial

TypeinterventionalSponsorFayoum UniversityRan2025 to 2026Enrolled20ConditionsDental ImplantArmsImplant surgery using surgical guide
3 · Its place in the literature

Who cites it

9 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Trial
  4. Article
  5. Fetal heart segmentation in a virtual reality environment.The international journal of cardiovascular imaging · 2025
    Article
  6. Article
  7. Article
  8. Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

12 authors.

Max UlbrichDepartment of Oral and Maxillofacial Surgery, University Hospital RWTH Aachen, Aachen, Germany.ORCID https://orcid.org/0000-0001-9922-8248
Vincent Van den BoschDepartment of Diagnostic and Interventional Radiology, University Hospital RWTH Aachen, Aachen, Germany.ORCID https://orcid.org/0000-0003-4489-6446
Andrea BönschVisual Computing Institute, Faculty of Mathematics, Computer Science and Natural Sciences, RWTH Aachen University, Aachen, Germany.ORCID https://orcid.org/0000-0001-5077-3675
Lennart Johannes GruberDepartment of Oral and Maxillofacial Surgery, University Hospital RWTH Aachen, Aachen, Germany.ORCID https://orcid.org/0000-0002-3379-4455
Mark OomsDepartment of Oral and Maxillofacial Surgery, University Hospital RWTH Aachen, Aachen, Germany.ORCID https://orcid.org/0000-0002-9785-9502
Claire MelchiorDepartment of Oral and Maxillofacial Surgery, University Hospital RWTH Aachen, Aachen, Germany.ORCID https://orcid.org/0000-0002-5612-4796
Ila MotmaenDepartment of Oral and Maxillofacial Surgery, University Hospital RWTH Aachen, Aachen, Germany.ORCID https://orcid.org/0000-0002-9094-8756
Caroline WilpertDepartment of Diagnostic and Interventional Radiology, University Hospital RWTH Aachen, Aachen, Germany.ORCID https://orcid.org/0000-0003-2375-2478
Ashkan RashadDepartment of Oral and Maxillofacial Surgery, University Hospital RWTH Aachen, Aachen, Germany.ORCID https://orcid.org/0000-0003-3743-8658
Torsten Wolfgang KuhlenVisual Computing Institute, Faculty of Mathematics, Computer Science and Natural Sciences, RWTH Aachen University, Aachen, Germany.ORCID https://orcid.org/0000-0003-2144-4367
Frank HölzleDepartment of Oral and Maxillofacial Surgery, University Hospital RWTH Aachen, Aachen, Germany.ORCID https://orcid.org/0000-0002-2298-3517
Behrus PuladiDepartment of Oral and Maxillofacial Surgery, University Hospital RWTH Aachen, Aachen, Germany.ORCID https://orcid.org/0000-0001-5909-6105

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAs an integral part of computer-assisted surgery, virtual surgical planning (VSP) leads to significantly better surgery results, such as for oral and maxillofacial reconstruction with microvascular grafts of the fibula or iliac crest. It is performed on a 2D computer desktop screen (DS) based on preoperative medical imaging. However, in this environment, VSP is associated with shortcomings, such as a time-consuming planning process and the requirement of a learning process. Therefore, a virtual reality (VR)-based VSP application has great potential to reduce or even overcome these shortcomings due to the benefits of visuospatial vision, bimanual interaction, and full immersion. However, the efficacy of such a VR environment has not yet been investigated.

objectiveThis study aimed to demonstrate the possible advantages of a VR environment through a substep of VSP, specifically the segmentation of the fibula (calf bone) and os coxae (hip bone), by conducting a training course in both DS and VR environments and comparing the results.

methodsDuring the training course, 6 novices were taught how to use a software application in a DS environment (3D Slicer) and in a VR environment (Elucis) for the segmentation of the fibula and os coxae, and they were asked to carry out the maneuvers as accurately and quickly as possible. Overall, 13 fibula and 13 os coxae were segmented for each participant in both methods (VR and DS), resulting in 156 different models (78 fibula and 78 os coxae) per method (VR and DS) and 312 models in total. The individual learning processes in both environments were compared using objective criteria (time and segmentation performance) and self-reported questionnaires. The models resulting from the segmentation were compared mathematically (Hausdorff distance and Dice coefficient) and evaluated by 2 experienced radiologists in a blinded manner.

resultsA much faster learning curve was observed for the VR environment than the DS environment (β=.86 vs β=.25). This nearly doubled the segmentation speed (cm

conclusionsThe more rapid learning process and the ability to work faster in the VR environment could save time and reduce the VSP workload, providing certain advantages over the DS environment.

Indexed as

3D SlicerElucisoral and maxillofacial surgeryvirtual realityvirtual surgical planning

Identifiers

PMID36656632
PMCPMC9947820

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.