Impact of Virtual Reality in Arterial Anatomy Detection and Surgical Planning in Patients with Unruptured Anterior Communicating Artery Aneurysms

Anterior-communicating artery (ACoA) aneurysms have diverse configurations and anatomical variations. The evaluation and operative treatment of these aneurysms necessitates a perfect surgical strategy based on review of three-dimensional (3D) angioarchitecture using several radiologic imaging method...

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Main Authors: Samer Zawy Alsofy, Ioanna Sakellaropoulou, Makoto Nakamura, Christian Ewelt, Asem Salma, Marc Lewitz, Heinz Welzel Saravia, Hraq Mourad Sarkis, Thomas Fortmann, Ralf Stroop
Format: Article
Language:English
Published: MDPI AG 2020-12-01
Series:Brain Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3425/10/12/963
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author Samer Zawy Alsofy
Ioanna Sakellaropoulou
Makoto Nakamura
Christian Ewelt
Asem Salma
Marc Lewitz
Heinz Welzel Saravia
Hraq Mourad Sarkis
Thomas Fortmann
Ralf Stroop
author_facet Samer Zawy Alsofy
Ioanna Sakellaropoulou
Makoto Nakamura
Christian Ewelt
Asem Salma
Marc Lewitz
Heinz Welzel Saravia
Hraq Mourad Sarkis
Thomas Fortmann
Ralf Stroop
author_sort Samer Zawy Alsofy
collection DOAJ
description Anterior-communicating artery (ACoA) aneurysms have diverse configurations and anatomical variations. The evaluation and operative treatment of these aneurysms necessitates a perfect surgical strategy based on review of three-dimensional (3D) angioarchitecture using several radiologic imaging methods. We analyzed the influence of 3D virtual reality (VR) reconstructions versus conventional computed tomography angiography (CTA) scans on the identification of vascular anatomy and on surgical planning in patients with unruptured ACoA aneurysms. Medical files were retrospectively analyzed regarding patient- and disease-related data. Preoperative CTA scans were retrospectively reconstructed to 3D-VR images and visualized via VR software to detect the characteristics of unruptured ACoA aneurysms. A questionnaire was used to evaluate the influence of VR on the identification of aneurysm morphology and relevant arterial anatomy and on surgical strategy. Twenty-six patients were included and 520 answer sheets were evaluated. The 3D-VR modality significantly influenced detection of the aneurysm-related vascular structure (<i>p</i> = 0.0001), the recommended head positioning (<i>p</i> = 0.005), and the surgical approach (<i>p</i> = 0.001) in the planning of microsurgical clipping. Thus, reconstruction of conventional preoperative CTA scans into 3D images and the spatial presentation in VR models enabled greater understanding of the anatomy and pathology, provided realistic haptic feedback for aneurysm surgery, and influenced operation planning and strategy.
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spelling doaj.art-49ff89462d324d85a29c15e214e9b4792023-11-21T00:11:55ZengMDPI AGBrain Sciences2076-34252020-12-01101296310.3390/brainsci10120963Impact of Virtual Reality in Arterial Anatomy Detection and Surgical Planning in Patients with Unruptured Anterior Communicating Artery AneurysmsSamer Zawy Alsofy0Ioanna Sakellaropoulou1Makoto Nakamura2Christian Ewelt3Asem Salma4Marc Lewitz5Heinz Welzel Saravia6Hraq Mourad Sarkis7Thomas Fortmann8Ralf Stroop9Department of Medicine, Faculty of Health, Witten/Herdecke University, 58448 Witten, GermanyDepartment of Neurosurgery, St. Barbara-Hospital, Academic Hospital of Westfälische Wilhelms-University Münster, 59073 Hamm, GermanyDepartment of Neurosurgery, Academic Hospital Köln-Merheim, Witten/Herdecke University, 51109 Köln, GermanyDepartment of Neurosurgery, St. Barbara-Hospital, Academic Hospital of Westfälische Wilhelms-University Münster, 59073 Hamm, GermanyDepartment of Neurosurgery, St. Rita’s Neuroscience Institute, Lima, OH 45801, USADepartment of Neurosurgery, St. Barbara-Hospital, Academic Hospital of Westfälische Wilhelms-University Münster, 59073 Hamm, GermanyDepartment of Neurosurgery, St. Barbara-Hospital, Academic Hospital of Westfälische Wilhelms-University Münster, 59073 Hamm, GermanyDepartment of Neurosurgery, St. Barbara-Hospital, Academic Hospital of Westfälische Wilhelms-University Münster, 59073 Hamm, GermanyDepartment of Neurosurgery, St. Barbara-Hospital, Academic Hospital of Westfälische Wilhelms-University Münster, 59073 Hamm, GermanyDepartment of Medicine, Faculty of Health, Witten/Herdecke University, 58448 Witten, GermanyAnterior-communicating artery (ACoA) aneurysms have diverse configurations and anatomical variations. The evaluation and operative treatment of these aneurysms necessitates a perfect surgical strategy based on review of three-dimensional (3D) angioarchitecture using several radiologic imaging methods. We analyzed the influence of 3D virtual reality (VR) reconstructions versus conventional computed tomography angiography (CTA) scans on the identification of vascular anatomy and on surgical planning in patients with unruptured ACoA aneurysms. Medical files were retrospectively analyzed regarding patient- and disease-related data. Preoperative CTA scans were retrospectively reconstructed to 3D-VR images and visualized via VR software to detect the characteristics of unruptured ACoA aneurysms. A questionnaire was used to evaluate the influence of VR on the identification of aneurysm morphology and relevant arterial anatomy and on surgical strategy. Twenty-six patients were included and 520 answer sheets were evaluated. The 3D-VR modality significantly influenced detection of the aneurysm-related vascular structure (<i>p</i> = 0.0001), the recommended head positioning (<i>p</i> = 0.005), and the surgical approach (<i>p</i> = 0.001) in the planning of microsurgical clipping. Thus, reconstruction of conventional preoperative CTA scans into 3D images and the spatial presentation in VR models enabled greater understanding of the anatomy and pathology, provided realistic haptic feedback for aneurysm surgery, and influenced operation planning and strategy.https://www.mdpi.com/2076-3425/10/12/963anterior-communicating artery aneurysmmicrosurgical clippingsurgical planningthree-dimensional reconstructionunruptured intracranial aneurysmvirtual reality
spellingShingle Samer Zawy Alsofy
Ioanna Sakellaropoulou
Makoto Nakamura
Christian Ewelt
Asem Salma
Marc Lewitz
Heinz Welzel Saravia
Hraq Mourad Sarkis
Thomas Fortmann
Ralf Stroop
Impact of Virtual Reality in Arterial Anatomy Detection and Surgical Planning in Patients with Unruptured Anterior Communicating Artery Aneurysms
Brain Sciences
anterior-communicating artery aneurysm
microsurgical clipping
surgical planning
three-dimensional reconstruction
unruptured intracranial aneurysm
virtual reality
title Impact of Virtual Reality in Arterial Anatomy Detection and Surgical Planning in Patients with Unruptured Anterior Communicating Artery Aneurysms
title_full Impact of Virtual Reality in Arterial Anatomy Detection and Surgical Planning in Patients with Unruptured Anterior Communicating Artery Aneurysms
title_fullStr Impact of Virtual Reality in Arterial Anatomy Detection and Surgical Planning in Patients with Unruptured Anterior Communicating Artery Aneurysms
title_full_unstemmed Impact of Virtual Reality in Arterial Anatomy Detection and Surgical Planning in Patients with Unruptured Anterior Communicating Artery Aneurysms
title_short Impact of Virtual Reality in Arterial Anatomy Detection and Surgical Planning in Patients with Unruptured Anterior Communicating Artery Aneurysms
title_sort impact of virtual reality in arterial anatomy detection and surgical planning in patients with unruptured anterior communicating artery aneurysms
topic anterior-communicating artery aneurysm
microsurgical clipping
surgical planning
three-dimensional reconstruction
unruptured intracranial aneurysm
virtual reality
url https://www.mdpi.com/2076-3425/10/12/963
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