| Mareen Allgaier, Eric-Morten Dangszat, Florentine Huettl, Laura Isabel Hanke, Tobias Huber, Bernhard Preim, Christian Hansen Impact of Input and Output Devices on a Virtual Ultrasound Training Journal Article 2025 IEEE Conference on Virtual Reality and 3D User Interfaces Abstracts and Workshops (VRW), pp. 937-941, 2025. Abstract | BibTeX | Links: @article{Allgeier2025,
title = {Impact of Input and Output Devices on a Virtual Ultrasound Training},
author = {Mareen Allgaier and Eric-Morten Dangszat and Florentine Huettl and Laura Isabel Hanke and Tobias Huber and Bernhard Preim and Christian Hansen},
doi = {10.1109/VRW66409.2025.00191},
year = {2025},
date = {2025-03-08},
journal = {2025 IEEE Conference on Virtual Reality and 3D User Interfaces Abstracts and Workshops (VRW)},
pages = {937-941},
abstract = {Performing ultrasound requires mental skills that have to be trained hands on. Virtual simulations can be employed to provide novice surgeons with a safe training environment prior to performing ultrasound on the patient. For both input and output there is a wide range of devices that are used in existing ultrasound simulations. Because the devices have their limitations and benefits regarding realism, costs, and access, we compared three technical setups: desktop with mouse interaction, desktop with a haptic device, and virtual reality with a haptic device. In a user study with 19 participants we investigated the usability and assessed qualitative user feedback in a semi-structured interview. Significant differences regarding usability and training time were found between both versions with the haptic device and the desktop with mouse version. Based on the feedback, using a haptic device seems to be more relevant than the two output devices in this training case.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Performing ultrasound requires mental skills that have to be trained hands on. Virtual simulations can be employed to provide novice surgeons with a safe training environment prior to performing ultrasound on the patient. For both input and output there is a wide range of devices that are used in existing ultrasound simulations. Because the devices have their limitations and benefits regarding realism, costs, and access, we compared three technical setups: desktop with mouse interaction, desktop with a haptic device, and virtual reality with a haptic device. In a user study with 19 participants we investigated the usability and assessed qualitative user feedback in a semi-structured interview. Significant differences regarding usability and training time were found between both versions with the haptic device and the desktop with mouse version. Based on the feedback, using a haptic device seems to be more relevant than the two output devices in this training case. |
 | Tobias Huber, Florentine Huettl, Lukas Vradelis, Verena Tripke, Danny Schott, Vuthea Chheang, Patrick Saalfeld, Mareen Allgaier, Sylvia Saalfeld, Bernhard Preim, Christian Hansen, Laura Isabel Hanke, Hauke Lang Virtual Reality in der Leberchirurgie – Planen, Weiterbilden, Prüfen Journal Article Die Chirurgie, 2024. Abstract | BibTeX | Links: @article{Huber2024,
title = {Virtual Reality in der Leberchirurgie – Planen, Weiterbilden, Prüfen},
author = {Tobias Huber and Florentine Huettl and Lukas Vradelis and Verena Tripke and Danny Schott and Vuthea Chheang and Patrick Saalfeld and Mareen Allgaier and Sylvia Saalfeld and Bernhard Preim and Christian Hansen and Laura Isabel Hanke and Hauke Lang},
doi = {https://doi.org/10.1007/s00104-024-02216-5},
year = {2024},
date = {2024-12-17},
journal = {Die Chirurgie},
abstract = {Bereits seit über 20 Jahren können anatomische Strukturen der Leber aus präoperativen Schnittbildgebungen dreidimensional rekonstruiert werden. Diese dreidimensionale (3D) Darstellung optimiert nicht nur die präoperativen Planungsmöglichkeiten, auch die Vermittlung spezifischer, operationsrelevanter Strukturen kann durch 3D-Modelle verbessert werden. Die disruptive Technologie der virtuellen Realität (VR) kann neben einer plastischen und interaktiven Visualisierung dreidimensionaler Organmodelle auch eine Möglichkeit zur strukturierten Aus- und Weiterbildung hinsichtlich leberchirurgischer Anatomie und Operationsplanung liefern. Prüfungen in virtueller Realität erscheinen dadurch ebenfalls greifbar. Neueste Prototypen ermöglichen sogar eine patientenindividuelle Simulation der intraoperativen Sonographie. Dieser Artikel stellt einen Überblick über den gegenwärtigen Stand der verfügbaren Technologien für Aus- und Weiterbildung mittels VR am Beispiel der Leberchirurgie dar.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Bereits seit über 20 Jahren können anatomische Strukturen der Leber aus präoperativen Schnittbildgebungen dreidimensional rekonstruiert werden. Diese dreidimensionale (3D) Darstellung optimiert nicht nur die präoperativen Planungsmöglichkeiten, auch die Vermittlung spezifischer, operationsrelevanter Strukturen kann durch 3D-Modelle verbessert werden. Die disruptive Technologie der virtuellen Realität (VR) kann neben einer plastischen und interaktiven Visualisierung dreidimensionaler Organmodelle auch eine Möglichkeit zur strukturierten Aus- und Weiterbildung hinsichtlich leberchirurgischer Anatomie und Operationsplanung liefern. Prüfungen in virtueller Realität erscheinen dadurch ebenfalls greifbar. Neueste Prototypen ermöglichen sogar eine patientenindividuelle Simulation der intraoperativen Sonographie. Dieser Artikel stellt einen Überblick über den gegenwärtigen Stand der verfügbaren Technologien für Aus- und Weiterbildung mittels VR am Beispiel der Leberchirurgie dar. |
 | Marcus Streuber, Mareen Allgaier, Roland Schwab, Daniel Behme, Sylvia Saalfeld A VR neurointerventional setup for catheter-based interventions focusing on visualizing the risk of radiation Journal Article Computers in Biology and Medicine, 183 , pp. 109224, 2024, ISSN: 0010-4825. BibTeX | Links: @article{Streuber2024,
title = {A VR neurointerventional setup for catheter-based interventions focusing on visualizing the risk of radiation},
author = {Marcus Streuber and Mareen Allgaier and Roland Schwab and Daniel Behme and Sylvia Saalfeld},
doi = {10.1016/j.compbiomed.2024.109224},
issn = {0010-4825},
year = {2024},
date = {2024-10-19},
journal = {Computers in Biology and Medicine},
volume = {183},
pages = {109224},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
|
| Tim Härtel, Mareen Allgaier, Daniel Behme, Bernhard Preim, Sylvia Saalfeld Virtual Reality Training for Inner Ear Anatomy Using Gamification Inproceedings Visual Computing for Biology and Medicine, 2024. BibTeX @inproceedings{Haertel25,
title = {Virtual Reality Training for Inner Ear Anatomy Using Gamification},
author = {Tim Härtel and Mareen Allgaier and Daniel Behme and Bernhard Preim and Sylvia Saalfeld},
year = {2024},
date = {2024-09-20},
booktitle = {Visual Computing for Biology and Medicine},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
|
| Theresa Maienschein, Mareen Allgaier, Florentine Huettl, Tobias Huber, Bernhard Preim, Monique Meuschke Virtual Tales: Narrative Virtual Reality for Patient Education Inproceedings Visual Computing for Biology and Medicine, 2024. BibTeX @inproceedings{Maienschein24,
title = {Virtual Tales: Narrative Virtual Reality for Patient Education},
author = {Theresa Maienschein and Mareen Allgaier and Florentine Huettl and Tobias Huber and Bernhard Preim and Monique Meuschke},
year = {2024},
date = {2024-09-20},
booktitle = {Visual Computing for Biology and Medicine},
journal = {Visual Computing for Biology and Medicine},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
|
 | Mareen Allgaier Applying Surgeon-centric Design to Advanced VR-based Medical Training PhD Thesis Otto-von-Guericke University Magdeburg, 2024. BibTeX | Links: @phdthesis{Allgaier2024,
title = {Applying Surgeon-centric Design to Advanced VR-based Medical Training},
author = {Mareen Allgaier},
url = {https://www.vismd.de/wp-content/uploads/2024/10/PhD_Thesis_Allgaier_Mareen.pdf},
year = {2024},
date = {2024-09-05},
school = {Otto-von-Guericke University Magdeburg},
keywords = {},
pubstate = {published},
tppubtype = {phdthesis}
}
|
 | Mareen Allgaier, Florentine Huettl, L. Hanka, Tobias Huber, Bernhard Preim, Sylvia Saalfeld, Christian Hansen Gamification Concepts for a VR-based Visuospatial Training for Intraoperative Liver Ultrasound Inproceedings Extended Abstracts of the CHI Conference on Human Factors in Computing Systems , Association for Computing Machinery, 2024, ISBN: 9798400703317. BibTeX | Links: @inproceedings{Allgaier_2024_CHI,
title = {Gamification Concepts for a VR-based Visuospatial Training for Intraoperative Liver Ultrasound},
author = {Mareen Allgaier and Florentine Huettl and L. Hanka and Tobias Huber and Bernhard Preim and Sylvia Saalfeld and Christian Hansen},
doi = {10.1145/3613905.3650736 },
isbn = {9798400703317},
year = {2024},
date = {2024-05-15},
booktitle = {Extended Abstracts of the CHI Conference on Human Factors in Computing Systems },
number = {175},
publisher = {Association for Computing Machinery},
series = {CHI EA '24},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
|
 | Mareen Allgaier, Tim Jered Härtel, Seraphine Zubel, Maximilian Thormann, Daniel Behme, Bernhard Preim, Sylvia Saalfeld Gamified Virtual Reality Training for Visuospatial Ability in Neuroradiology Journal Article Current Directions in Biomedical Engineering, 10 (2), pp. 25-28, 2023. BibTeX | Links: @article{Allgaier_2023_CURAC,
title = {Gamified Virtual Reality Training for Visuospatial Ability in Neuroradiology},
author = {Mareen Allgaier and Tim Jered Härtel and Seraphine Zubel and Maximilian Thormann and Daniel Behme and Bernhard Preim and Sylvia Saalfeld},
doi = {10.1515/cdbme-2024-1058},
year = {2023},
date = {2023-09-14},
booktitle = {Jahrestagung der Deutschen Gesellschaft für Computer- und Roboterassistierte Chirurgie e.V., 2023},
journal = {Current Directions in Biomedical Engineering},
volume = {10},
number = {2},
pages = {25-28},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
|
 | Mareen Allgaier, Lena Iam Spitz, Daniel Behme, Anastasios Mpotsaris, Philipp Berg, Bernhard Preim, Sylvia Saalfeld Design of a virtual data shelf to effectively explore a large database of 3D medical surface models in VR Journal Article International Journal of Computer Assisted Radiology and Surgery, 18 (1), pp. 2013–2022, 2023. BibTeX | Links: @article{Allgaier2023,
title = {Design of a virtual data shelf to effectively explore a large database of 3D medical surface models in VR},
author = {Mareen Allgaier and Lena Iam Spitz and Daniel Behme and Anastasios Mpotsaris and Philipp Berg and Bernhard Preim and Sylvia Saalfeld},
url = {https://www.vismd.de/wp-content/uploads/2023/05/allgaier_spitz2023_VRshelf.pdf},
doi = {https://doi.org/10.1007/s11548-023-02851-z},
year = {2023},
date = {2023-03-03},
journal = {International Journal of Computer Assisted Radiology and Surgery},
volume = {18},
number = {1},
pages = {2013–2022},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
|
 | Mareen Allgaier, Florentine Huettl, Laura Isabel Hanke, Hauke Lang, Tobias Huber, Bernhard Preim, Sylvia Saalfeld, Christian Hansen LiVRSono - Virtual Reality Training with Haptics for Intraoperative Ultrasound Conference IEEE International Symposium on Mixed and Augmented Reality (ISMAR), 2023. BibTeX | Links: @conference{Allgaier_2023_ISMAR,
title = {LiVRSono - Virtual Reality Training with Haptics for Intraoperative Ultrasound},
author = {Mareen Allgaier and Florentine Huettl and Laura Isabel Hanke and Hauke Lang and Tobias Huber and Bernhard Preim and Sylvia Saalfeld and Christian Hansen},
doi = {10.1109/ISMAR59233.2023.00114},
year = {2023},
date = {2023-00-00},
booktitle = {IEEE International Symposium on Mixed and Augmented Reality (ISMAR)},
pages = {980-989},
keywords = {},
pubstate = {published},
tppubtype = {conference}
}
|
| Lena Iam Spitz, Mareen Allgaier, Anastasios Mpotsaris, Daniel Behme, Bernhard Preim, Sylvia Saalfeld Segmentation of Circle of Willis from 7T TOF-MRI data and immersive exploration using VR Inproceedings Jahrestagung der Deutschen Gesellschaft für Computer- und Roboterassistierte Chirurgie e.V., 2022. BibTeX @inproceedings{Spitz_2022_CURACb,
title = {Segmentation of Circle of Willis from 7T TOF-MRI data and immersive exploration using VR},
author = {Lena Iam Spitz and Mareen Allgaier and Anastasios Mpotsaris and Daniel Behme and Bernhard Preim and Sylvia Saalfeld},
year = {2022},
date = {2022-09-16},
booktitle = {Jahrestagung der Deutschen Gesellschaft für Computer- und Roboterassistierte Chirurgie e.V.},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
|
 | Mareen Allgaier, Vuthea Chheang, Patrick Saalfeld, Vikram Apilla, Tobias Huber, Florentine Huettl, Belal Neyazi, Erol I Sandalcioglu, Christian Hansen, Bernhard Preim, Sylvia Saalfeld A comparison of input devices for precise interaction tasks in VR-based surgical planning and training Journal Article Computers in Biology and Medicine, 145 , pp. 105429, 2022, ISSN: 0010-4825. BibTeX | Links: @article{ALLGAIER2022105429,
title = {A comparison of input devices for precise interaction tasks in VR-based surgical planning and training},
author = {Mareen Allgaier and Vuthea Chheang and Patrick Saalfeld and Vikram Apilla and Tobias Huber and Florentine Huettl and Belal Neyazi and Erol I Sandalcioglu and Christian Hansen and Bernhard Preim and Sylvia Saalfeld},
url = {https://www.sciencedirect.com/science/article/pii/S0010482522002219},
doi = {https://doi.org/10.1016/j.compbiomed.2022.105429},
issn = {0010-4825},
year = {2022},
date = {2022-01-01},
journal = {Computers in Biology and Medicine},
volume = {145},
pages = {105429},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
|
| Mareen Allgaier, Belal Neyazi, Erol I Sandalcioglu, Bernhard Preim, Sylvia Saalfeld Immersive VR training system for clipping intracranial aneurysms Journal Article Current Directions in Biomedical Engineering (CURAC 2022), 8 (1), pp. 9-12, 2022. BibTeX | Links: @article{Allgaier_CURAC_2022,
title = {Immersive VR training system for clipping intracranial aneurysms},
author = {Mareen Allgaier and Belal Neyazi and Erol I Sandalcioglu and Bernhard Preim and Sylvia Saalfeld},
doi = {https://doi.org/10.1515/cdbme-2022-0003},
year = {2022},
date = {2022-01-01},
booktitle = {Jahrestagung der Deutschen Gesellschaft für Computer- und Roboterassistierte Chirurgie e.V.},
journal = {Current Directions in Biomedical Engineering (CURAC 2022)},
volume = {8},
number = {1},
pages = {9-12},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
|
 | Lena Iam Spitz, Mareen Allgaier, Anastasios Mpotsaris, Daniel Behme, Bernhard Preim, Sylvia Saalfeld Segmentation of Circle of Willis from 7T TOF-MRI data and immersive exploration using VR Journal Article Current Directions in Biomedical Engineering (CURAC 2022), 8 (1), pp. 129-132, 2022. BibTeX | Links: @article{Spitz_CURAC_2022,
title = {Segmentation of Circle of Willis from 7T TOF-MRI data and immersive exploration using VR},
author = {Lena Iam Spitz and Mareen Allgaier and Anastasios Mpotsaris and Daniel Behme and Bernhard Preim and Sylvia Saalfeld},
url = {https://www.vismd.de/wp-content/uploads/2023/05/SpitzCURAC2022.pdf},
doi = {https://doi.org/10.1515/cdbme-2022-0033},
year = {2022},
date = {2022-01-01},
booktitle = {Jahrestagung der Deutschen Gesellschaft für Computer- und Roboterassistierte Chirurgie e.V.},
journal = {Current Directions in Biomedical Engineering (CURAC 2022)},
volume = {8},
number = {1},
pages = {129-132},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
|
 | Mareen Allgaier, A. Amini, B. Neyazi, I.E. Sandalcioglu, Bernhard Preim, Sylvia Saalfeld VR-based Training of Craniotomy for Intracranial Aneurysm Surgery Journal Article International Journal of Computer Assisted Radiology and Surgery, pp. 1–8, 2021. BibTeX | Links: @article{Allgaier_IJCARS_2021,
title = {VR-based Training of Craniotomy for Intracranial Aneurysm Surgery},
author = {Mareen Allgaier and A. Amini and B. Neyazi and I.E. Sandalcioglu and Bernhard Preim and Sylvia Saalfeld},
doi = {https://doi.org/10.1007/s11548-021-02538-3},
year = {2021},
date = {2021-12-15},
journal = {International Journal of Computer Assisted Radiology and Surgery},
pages = {1--8},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
|
 | Mareen Allgaier, Belal Neyazi, Bernhard Preim, Sylvia Saalfeld Distance and Force Visualisations for Improved Simulation of Intracranial Aneurysm Clipping Journal Article International Journal of Computer Assisted Radiology and Surgery, 16 (8), pp. 1297-1304, 2021. BibTeX | Links: @article{Allgaier_2021_CARS,
title = {Distance and Force Visualisations for Improved Simulation of Intracranial Aneurysm Clipping},
author = {Mareen Allgaier and Belal Neyazi and Bernhard Preim and Sylvia Saalfeld},
url = {https://link.springer.com/article/10.1007/s11548-021-02413-1},
doi = {10.1007/s11548-021-02413-1},
year = {2021},
date = {2021-01-01},
booktitle = {Proc. of Congress on Computer Assisted Radiology and Surgery (CARS)},
journal = {International Journal of Computer Assisted Radiology and Surgery},
volume = {16},
number = {8},
pages = {1297-1304},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
|
| Mareen Allgaier, Amir Amini, Belal Neyazi, Erol I Sandalcioglu, Bernhard Preim, Sylvia Saalfeld VR-based training of craniotomy for intracranial aneurysm surgery Journal Article International Journal of Computer Assisted Radiology and Surgery, pp. 1–8, 2021. BibTeX | Links: @article{allgaier2021vr,
title = {VR-based training of craniotomy for intracranial aneurysm surgery},
author = {Mareen Allgaier and Amir Amini and Belal Neyazi and Erol I Sandalcioglu and Bernhard Preim and Sylvia Saalfeld},
doi = {10.1007/s11548-021-02538-3},
year = {2021},
date = {2021-01-01},
journal = {International Journal of Computer Assisted Radiology and Surgery},
pages = {1--8},
publisher = {Springer},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
|
| Mareen Allgaier Distance and Force Visualisations for Aneurysm Clipping Simulations Masters Thesis Dept. of Computer Science, 2020. BibTeX | Links: @mastersthesis{Allgaier_2020,
title = {Distance and Force Visualisations for Aneurysm Clipping Simulations},
author = {Mareen Allgaier},
url = {https://www.vismd.de/wp-content/uploads/2022/08/Masterthesis_Allgaier.pdf},
year = {2020},
date = {2020-10-14},
school = {Dept. of Computer Science},
type = {Masterthesis},
keywords = {},
pubstate = {published},
tppubtype = {mastersthesis}
}
|
| Mareen Allgaier, Belal Neyazi, I. Erol Sandalcioglu, Bernhard Preim, Sylvia Saalfeld Immersive VR training system for clipping intracranial aneurysms Inproceedings Jahrestagung der Deutschen Gesellschaft für Computer- und Roboterassistierte Chirurgie e.V., 0000. BibTeX @inproceedings{Allgaier_2022_CURACb,
title = {Immersive VR training system for clipping intracranial aneurysms},
author = {Mareen Allgaier and Belal Neyazi and I. Erol Sandalcioglu and Bernhard Preim and Sylvia Saalfeld},
booktitle = {Jahrestagung der Deutschen Gesellschaft für Computer- und Roboterassistierte Chirurgie e.V.},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
|
