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Carotid vasculature modeling from patient CT angiography studies for interventional procedures simulation

M. Freiman, L. Joskowicz, N. Broide, M. Natanzon, E. Nammer, O. Shilon, L. Weizman, J. Sosna
2012 International Journal of Computer Assisted Radiology and Surgery  
Objective A practical method for patient-specific modeling of the aortic arch and the entire carotid vasculature from computed tomography angiography (CTA) scans for morphologic analysis and for interventional  ...  Conclusion This constitutes a proof-of-concept that patientspecific CTA-based modeling and simulation of carotid interventional procedures are practical in a clinical environment.  ...  The ANGIO Mentor TM simulates interventional vascular procedures based on diagnostic CTA and a vasculature simulation model.  ... 
doi:10.1007/s11548-012-0673-x pmid:22374369 fatcat:oqfznfr2ejhqjkpnnk3nabubue

Patient-specific simulation for endovascular procedures: qualitative evaluation of the development process

W. I. M. Willaert, R. Aggarwal, D. F. Nestel, P. A. Gaines, F. E. Vermassen, A. W. Darzi, N. J. Cheshire
2010 International Journal of Medical Robotics and Computer Assisted Surgery  
Recent advancements in simulation permit patient-specific rehearsal of carotid artery stenting procedures.  ...  This study evaluates the feasibility of transferring patient-specific CT data into the simulator, creating a 3D reconstruction and performing a rehearsal. The face validity of the model was assessed.  ...  A clinician (W.W.) uploaded 30 CT angiographies (CTAs) into the Simbionix PROcedure  rehearsal studio software with the intent of creating patient-specific simulations.  ... 
doi:10.1002/rcs.307 pmid:20506441 fatcat:naq6thwqpjgntoy57hhukrglpq

Implementation of a high-sensitivity micro-angiographic fluoroscope (HS-MAF) for in-vivo endovascular image guided interventions (EIGI) and region-of-interest computed tomography (ROI-CT)

C. N. Ionita, C. Keleshis, V. Patel, G. Yadava, K. R. Hoffmann, D. R. Bednarek, A. Jain, S. Rudin, Kevin R. Cleary, Michael I. Miga
2008 Medical Imaging 2008: Visualization, Image-guided Procedures, and Modeling  
New advances in catheter technology and remote actuation for minimally invasive procedures are continuously increasing the demand for better x-ray imaging technology.  ...  Capabilities such fluoroscopy, angiography and ROI-CT reconstruction using rotational angiography data were implemented and verified.  ...  Acknowledgments Partial support for this work was provided by NIH grants R01 EB002873, R01 NS43924, and R01 EB02916; an equipment grant from Toshiba Medical Systems Corp., and stents from Guidant Corp.  ... 
doi:10.1117/12.770297 pmid:18958294 pmcid:PMC2572822 dblp:conf/miigp/IonitaKPYHBJR08 fatcat:l5w7hxhcqfgbngvkjlwiudzcpm

Patient-specific Rehearsal Prior to EVAR: A Pilot Study

L. Desender, Z. Rancic, R. Aggarwal, J. Duchateau, M. Glenck, M. Lachat, F. Vermassen, I. Van Herzeele
2013 European Journal of Vascular and Endovascular Surgery  
Rajesh Aggarwal is funded by a Clinician Scientist Award from the National Institute for Health Research, Department of Health, U.K.  ...  ACKNOWLEDGEMENTS The authors would like to thank all team members who participated in the study.  ...  Study design A 3D reconstruction and VR simulation was created for every case. Rehearsals were carried out within 24 h of the actual EVAR intervention.  ... 
doi:10.1016/j.ejvs.2013.03.006 pmid:23582342 fatcat:inppsvdfbrcpxgmte5qo5vsspq

Use of patient specific 3D printed neurovascular phantoms to simulate mechanical thrombectomy

Kelsey N. Sommer, Mohammad Mahdi Shiraz Bhurwani, Vincent Tutino, Adnan Siddiqui, Jason Davies, Kenneth Snyder, Elad Levy, Maxim Mokin, Ciprian N. Ionita
2021 3D Printing in Medicine  
using patient specific 3D printed neurovascular models.  ...  A simulated blood clot was introduced into the model and placed in the proximal Middle Cerebral Artery (MCA) region.  ...  We used retrospectively-collected data of patients who underwent CT-angiography and had a lesion free main cerebral vasculature.  ... 
doi:10.1186/s41205-021-00122-8 pmid:34568987 fatcat:x36qjzol3jfjjjn56wu43kbqfi

Treatment planning for image-guided neuro-vascular interventions using patient-specific 3D printed phantoms

M. Russ, R. O'Hara, S. V. Setlur Nagesh, M. Mokin, C. Jimenez, A. Siddiqui, D. Bednarek, S. Rudin, C. Ionita, Barjor Gimi, Robert C. Molthen
2015 Medical Imaging 2015: Biomedical Applications in Molecular, Structural, and Functional Imaging  
In this study the optimal workflow to obtain such phantoms from 3D data for interventionist to practice on prior to an actual procedure was investigated.  ...  Minimally invasive endovascular image-guided interventions (EIGIs) are the preferred procedures for treatment of a wide range of vascular disorders.  ...  The process has five steps: (1) patient or controlled vasculature geometry model selection, (2) manufacturing of patient specific phantoms, (3) pre-treatment angiography, (4) treatment and (5) post-treatment  ... 
doi:10.1117/12.2081997 pmid:26778878 pmcid:PMC4712717 dblp:conf/mibam/RussONMJSBRI15 fatcat:imc4edk4hzcrnbc3ydho7ne3im

New approaches to computer-based interventional neuroradiology training

Xunlei Wu, Vincent Pegoraro, Vincent Luboz, Paul F Neumann, Ryan Bardsley, Steven Dawson, Stephane Cotin
2005 Studies in Health Technology and Informatics  
A set of core simulation components applicable to most vascular procedures has been designed and integrated into a real-time high-fidelity interventional neuroradiology training system for the prompt treatment  ...  For over 20 years, interventional methods have substantially improved the outcomes of patients with cardiovascular disease.  ...  Karl Krissian from SPL and Dr. James Rabinov in MGH for providing us valuable feedback on anatomical segmentation.  ... 
pmid:15718806 fatcat:xl4f3lbsh5as7ml7jc6qmnl2fy

A Computational Framework for Pre-Interventional Planning of Peripheral Arteriovenous Malformations

Gaia Franzetti, Mirko Bonfanti, Cyrus Tanade, Chung Sim Lim, Janice Tsui, George Hamilton, Vanessa Díaz-Zuccarini, Stavroula Balabani
2021 Cardiovascular Engineering and Technology  
A computational model was developed to simulate the pre-, intra-, and post-intervention haemodynamics of a patient-specific pAVM.  ...  The study demonstrates that the haemodynamic effects of the embolisation procedure can be simulated from routinely acquired clinical data via a porous medium with varying permeability as evidenced by the  ...  Vivek Muthurangu (Great Ormond Street Hospital for Children, London, UK) for the insightful discussions, and are grateful to The Butterfly AVM Charity (butterflyavmcharity.org.uk) for their support.  ... 
doi:10.1007/s13239-021-00572-5 pmid:34611845 pmcid:PMC9114032 fatcat:wun77z5p75bsrhfgpqglfbfywq

Update on New Tools for Three-dimensional Navigation in Endovascular Procedures

Jos C. van den Berg
2014 Aorta  
Three-dimensional (3D) guidance for endovascular procedures has developed over the last decade from 3D rotational angiography to the use of dynamic 3D roadmap techniques.  ...  Merging of CT angiography and cone-beam CT/fluoroscopic images is feasible, and preliminary results look promising.  ...  Tracking of the angiography table in combination with CT/MR offers a single roadmap from the groin to feet/head for different steps during a procedure.  ... 
doi:10.12945/j.aorta.2014.14-054 pmid:26798746 pmcid:PMC4682680 fatcat:34o7365cvrelhlpvw7s4yrgzma

Computer simulation of vertebral artery occlusion in endovascular procedures

Harvey Ho, Kumar Mithraratne, Holger Schmid, Gregory Sands, Peter Hunter
2009 International Journal of Computer Assisted Radiology and Surgery  
Methods A patient-specific supra-aortal vasculature is digitized from a 3D CT angiography image.  ...  Objective The aim of this work is to establish a computational pipeline for the simulation of blood flow in vasculatures and apply this pipeline to endovascular interventional scenarios, e.g. angioplasty  ...  Jian Wu of the Department of Neurosurgery, West China Hospital for sharing his prediction of flow variation in vertebral occlusion procedures. We also thank Dr.  ... 
doi:10.1007/s11548-009-0379-x pmid:20033514 fatcat:g3xdjjccyffrjau4dqd7idbpeq

Challenges and limitations of patient-specific vascular phantom fabrication using 3D Polyjet printing

Ciprian N. Ionita, Maxim Mokin, Nicole Varble, Daniel R. Bednarek, Jianping Xiang, Kenneth V. Snyder, Adnan H. Siddiqui, Elad I. Levy, Hui Meng, Stephen Rudin, Robert C. Molthen, John B. Weaver
2014 Medical Imaging 2014: Biomedical Applications in Molecular, Structural, and Functional Imaging  
Patient-specific neuro-vascular anatomy was acquired from computed tomography angiography and rotational digital subtraction angiography (DSA).  ...  Additive manufacturing (3D printing) technology offers a great opportunity towards development of patient-specific vascular anatomic models, for medical device testing and physiological condition evaluation  ...  Acknowledgments This work is supported by NIH grant 2R01EB002873 , equipment from Toshiba Medical System Corp and software support from Vital Images Inc.  ... 
doi:10.1117/12.2042266 pmid:25300886 pmcid:PMC4188370 fatcat:dnawvaphfvgolpt4xlb6zu2csy

Robotics in neurointerventional surgery: a systematic review of the literature

William Crinnion, Ben Jackson, Avnish Sood, Jeremy Lynch, Christos Bergeles, Hongbin Liu, Kawal Rhode, Vitor Mendes Pereira, Thomas Calvert Booth
2021 Journal of NeuroInterventional Surgery  
Only one case report used a robotic system for intracranial intervention, the remaining indications being cerebral angiography and carotid artery intervention.  ...  and carotid artery intervention.ResultsA total of 8 articles treating 81 patients were included.  ...  The team spent 30 hours familiarizing themselves with the equipment and performed two full procedure rehearsals on patient-specific flow models based on 4D CT angiography models.  ... 
doi:10.1136/neurintsurg-2021-018096 pmid:34799439 fatcat:j6cnjitsmzhutefufhlk275n74

Computed Fractional Flow Reserve (FFTCT) Derived from Coronary CT Angiography

Christopher K. Zarins, Charles A. Taylor, James K. Min
2013 Journal of Cardiovascular Translational Research  
FFR CT FFR derived from coronary computed tomography PCI Percutaneous coronary intervention AUC Area under the receiver operating characteristic  ...  Recent advances in image-based modeling and computational fluid dynamics permit the calculation of coronary artery pressure and flow from typically acquired coronary computed tomography (CT) scans.  ...  Introduction Invasive coronary angiography (ICA) has served as the cornerstone for the diagnosis of patients with known or suspected coronary artery disease (CAD) and provides a roadmap for interventional  ... 
doi:10.1007/s12265-013-9498-4 pmid:23934536 pmcid:PMC3790916 fatcat:2sggb6ldgzftjfrmh67k66326u

Simulation of phase contrast angiography for renal arterial models

Artur Klepaczko, Piotr Szczypiński, Michał Strzelecki, Ludomir Stefańczyk
2018 BioMedical Engineering OnLine  
vasculatures.  ...  In addition, a synthetic model was designed using a vascular tree growth simulation algorithm.  ...  Marcin Majos, MD, of the Medical University of Lodz, for collection of the CT angiograms and ultrasound data, which served for constructing patient-specific renal arterial models.  ... 
doi:10.1186/s12938-018-0471-y pmid:29661193 pmcid:PMC5902949 fatcat:whfptduotrebdhl4kvsc2arulq

Simulation of superselective catheterization for cerebrovascular lesions using a virtual injection software

Sri Hari Sundararajan, Srirajkumar Ranganathan, Vaishnavi Kishore, Raphael Doustaly, Athos Patsalides
2021 CVIR Endovascular  
Future prospective studies in larger cohorts are warranted for validation of this modality.  ...  The average utility score across the 8 questions were 2.7 and 2.8 respectively from each reviewer, acknowledging the software's potential benefit in cerebrovascular embolization procedural planning.  ...  The software is FDA approved for utilization only with angiography and cone-beam CT data acquired on GE hardware.  ... 
doi:10.1186/s42155-021-00242-6 pmid:34125300 fatcat:amf7sdomlva4zhq7yzzakclldq
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