Intraoperative quantitative functional brain mapping using an RGB camera
Autor: | Raphaël Sablong, Laurent Mahieu-Williame, Jacques Guyotat, Charly Caredda, Laure Alston, Michaël Sdika, Bruno Montcel |
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Přispěvatelé: | RMN et optique : De la mesure au biomarqueur, Centre de Recherche en Acquisition et Traitement de l'Image pour la Santé (CREATIS), Université Jean Monnet [Saint-Étienne] (UJM)-Hospices Civils de Lyon (HCL)-Institut National des Sciences Appliquées de Lyon (INSA Lyon), Université de Lyon-Institut National des Sciences Appliquées (INSA)-Université de Lyon-Institut National des Sciences Appliquées (INSA)-Université Claude Bernard Lyon 1 (UCBL), Université de Lyon-Centre National de la Recherche Scientifique (CNRS)-Institut National de la Santé et de la Recherche Médicale (INSERM)-Université Jean Monnet [Saint-Étienne] (UJM)-Hospices Civils de Lyon (HCL)-Institut National des Sciences Appliquées de Lyon (INSA Lyon), Université de Lyon-Centre National de la Recherche Scientifique (CNRS)-Institut National de la Santé et de la Recherche Médicale (INSERM), Plateforme d'Imagerie Multimodale LyonTech (PILoT), Centre de résonance magnétique biologique et médicale (CRMBM), Aix Marseille Université (AMU)-Assistance Publique - Hôpitaux de Marseille (APHM)-Centre National de la Recherche Scientifique (CNRS), Service de Neurochirurgie D, Hospices Civils de Lyon (HCL), Modeling & analysis for medical imaging and Diagnosis (MYRIAD), Université Claude Bernard Lyon 1 (UCBL), Université de Lyon-Université de Lyon-Institut National des Sciences Appliquées de Lyon (INSA Lyon), Université de Lyon-Institut National des Sciences Appliquées (INSA)-Institut National des Sciences Appliquées (INSA)-Hospices Civils de Lyon (HCL)-Université Jean Monnet [Saint-Étienne] (UJM)-Institut National de la Santé et de la Recherche Médicale (INSERM)-Centre National de la Recherche Scientifique (CNRS)-Université Claude Bernard Lyon 1 (UCBL), Université de Lyon-Institut National des Sciences Appliquées (INSA)-Institut National des Sciences Appliquées (INSA)-Hospices Civils de Lyon (HCL)-Université Jean Monnet [Saint-Étienne] (UJM)-Institut National de la Santé et de la Recherche Médicale (INSERM)-Centre National de la Recherche Scientifique (CNRS) |
Jazyk: | angličtina |
Rok vydání: | 2019 |
Předmět: |
Paper
intraoperative imaging Haemodynamic response Computer science [SDV.IB.IMA]Life Sciences [q-bio]/Bioengineering/Imaging [SDV]Life Sciences [q-bio] Neuroscience (miscellaneous) RGB camera 01 natural sciences Brain mapping 010309 optics 03 medical and health sciences Functional brain optical imaging 0302 clinical medicine Robustness (computer science) Cortex (anatomy) 0103 physical sciences medicine Radiology Nuclear Medicine and imaging Radiological and Ultrasound Technology business.industry functional brain mapping RGB camera Paper 19077RR Pattern recognition Human brain Monte-Carlo simulations Research Papers medicine.anatomical_structure RGB color model [SDV.IB]Life Sciences [q-bio]/Bioengineering Artificial intelligence business hemodynamic response 030217 neurology & neurosurgery Electrical brain stimulation |
Zdroj: | Neurophotonics Neurophotonics, 2019, 6 (04), pp.1. ⟨10.1117/1.NPh.6.4.045015⟩ Neurophotonics, Society of Photo-optical Instrumentation Engineers (SPIE), 2019, 6 (04), pp.1. ⟨10.1117/1.NPh.6.4.045015⟩ |
ISSN: | 2329-423X 2329-4248 |
Popis: | International audience; Intraoperative optical imaging is a localization technique for the functional areas of the human brain cortex during neurosurgical procedures. However, it still lacks robustness to be used as a clinical standard. In particular, new biomarkers of brain functionality with improved sensitivity and specificity are needed. We present a method for the computation of hemodynamics-based functional brain maps using an RGB camera and a white light source. We measure the quantitative oxy and deoxyhemoglobin concentration changes in the human brain cortex with the modified Beer-Lambert law and Monte Carlo simulations. A functional model has been implemented to evaluate the functional brain areas following neuronal activation by physiological stimuli. The results show a good correlation between the computed quantitative functional maps and the brain areas localized by electrical brain stimulation (EBS). We demonstrate that an RGB camera combined with a quantitative modeling of brain hemodynamics biomarkers can evaluate in a robust way the functional areas during neurosurgery and serve as a tool of choice to complement EBS. © The Authors. Published by SPIE under a Creative Commons Attribution 4.0 Unported License. Distribution or reproduction of this work in whole or in part requires full attribution of the original publication, including its DOI. |
Databáze: | OpenAIRE |
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