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Co-registration of intra-operative brain surface photographs and pre-operative MR images
2014
International Journal of Computer Assisted Radiology and Surgery
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A method to co-register the cortical surface from intra-operative microscope images with pre-operative MRI segmented data was developed and tested. ...
Conclusions: Pre-operative MRI scans can be registered to intra-operative brain surface photographs using a surface-to-surface registration method. ...
at the Institute of Mathematics and Image Computing, University of Lübeck, Germany. ...
doi:10.1007/s11548-014-0979-y
pmid:24477486
fatcat:lg6qfvri6bdw3genvfzhw6jgju
Co-Registration of Intra-Operative Photographs and Pre-Operative MR Images
[chapter]
2013
Bildverarbeitung für die Medizin 2013
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We present an approach to co-register intra-operative microscope images with preoperative MRI data to adapt and optimize intra-operative neuronavigation. ...
The tools are a robust classification of sulci on MRI extracted cortical surfaces, guided user marking of most prominent sulci on a microscope image, and the actual variational registration method with ...
Recently, normalized mutual information has been applied for the rigid transformation co-registration of brain photographs and MRI extracted cortical surfaces [4] . ...
doi:10.1007/978-3-642-36480-8_23
dblp:conf/bildmed/BerkelsCHRS13
fatcat:bnwoddqcu5b2nmuhmv2hmcmcsi
Localizing ECoG electrodes on the cortical anatomy without post-implantation imaging
2014
NeuroImage: Clinical
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For research purposes, it is desirable to localize ECoG electrodes on the brain anatomy even when post-operative imaging is not available or when intra-operative photographs do not readily identify anatomical ...
It showed an average discrepancy of 2.7 mm when compared to the results of the intra-operative photograph method in a 2D coordinate system. ...
The authors would like to thank the staff of AMC surgical unit, especially Dr. Ravi Gandhi, Dr. Farhad Bahrassa, Dr. Walter and Dr. Amilyn Taplin, for their cooperation and technical support. ...
doi:10.1016/j.nicl.2014.07.015
pmid:25379417
pmcid:PMC4215521
fatcat:d6ode5kljnhyncqppkpym3m4ia
Cortical Surface Co-Registration based on MRI Images and Photos
[article]
2013
arXiv
pre-print
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We present an approach to co-register intra-operative microscope images with pre-operative MRI to adapt and optimize intra-operative neuronavigation. ...
The tools are a robust classification of sulci on MRI extracted cortical surfaces, guided user marking of most prominent sulci on a microscope image, and the actual variational registration method with ...
Recently, normalized mutual information has been applied for the rigid transformation co-registration of brain photographs and MRI extracted cortical surfaces [4] . ...
arXiv:1303.5691v1
fatcat:gjhxcjpdnbbopmtn6caq74to74
Localization of dense intracranial electrode arrays using magnetic resonance imaging
2012
NeuroImage
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Co-registration to a standard brain atlas further allows inter-subject comparisons and relation of intracranial EEG findings to the larger body of neuroimaging literature. ...
Here, we present an efficient method to accurately localize intracranial electrode arrays based on pre- and post-implantation MR images that incorporates array geometry and the individual's cortical surface ...
This study was supported in part by a grant from FACES (Finding a Cure for Epilepsy and Seizures) to T.T. and National Institute of Health (grant number NS18741) to E.H. ...
doi:10.1016/j.neuroimage.2012.06.039
pmid:22759995
pmcid:PMC4408869
fatcat:pxloz5prjbarzpbj7nsx7tmode
Learning intervention-induced deformations for non-rigid MR-CT registration and electrode localization in epilepsy patients
2016
NeuroImage: Clinical
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We demonstrate results applying this framework to non-rigidly register post-surgical computed tomography (CT) brain images to pre-surgical magnetic resonance images (MRIs) of epilepsy patients who had ...
We make use of this learned model to perform constrained non-rigid registration of preprocedural and post-procedural imaging. ...
Acknowledgments This work was supported by National Institute of Biomedical Imaging and Bioengineering (NIBIB) R03 EB012969. ...
doi:10.1016/j.nicl.2015.12.001
pmid:26900569
pmcid:PMC4724039
fatcat:3zwglaczyfcdbpiv5sz25cdkmy
Intra-operative Imaging Techniques During Surgical Management of Gliomas
2011
US Neurology
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Structural techniques such as intra-operative magnetic resonance imaging (MRI), ultrasound, diffusion tensor imaging, and 5-aminolevulinic acid staining offer anatomic information. ...
The goal of glioma surgery is to maximize tumor removal while preserving existing function. Intra-operative imaging techniques play an important part in achieving this goal. ...
The first consists of poor co-registration
Intra-operative Imaging Techniques During Surgical Management of Gliomas Phiroz E Tarapore, 1 Edward F Chang 2 and Mitchel S Berger 3 between the scan and the ...
doi:10.17925/usn.2011.07.02.163
fatcat:g7zuvy6qgzh6tbzbbqf2zlgx2e
Intra-operative Imaging Techniques During Surgical Management of Gliomas
2012
European Neurological Review
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Structural techniques such as intra-operative magnetic resonance imaging (MRI), ultrasound, diffusion tensor imaging and 5-aminolevulinic acid staining offer anatomical information. ...
The goal of glioma surgery is to maximise tumour removal while preserving existing function. Intra-operative imaging techniques play an important part in achieving this goal. ...
The first consists of poor co-registration
Intra-operative Imaging Techniques During Surgical Management of Gliomas Phiroz E Tarapore, 1 Edward F Chang 2 and Mitchel S Berger 3 between the scan and the ...
doi:10.17925/enr.2012.07.01.76
fatcat:zeyu7sieebbfxfoaonagoicqhi
Automatic segmentation of cortical vessels in pre- and post-tumor resection laser range scan images
2009
Medical Imaging 2009: Visualization, Image-Guided Procedures, and Modeling
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Measurement of intra-operative cortical brain movement is necessary to drive mechanical models developed to predict sub-cortical shift. ...
This device acquires both 3D range data and 2D photographic images. 3D cortical brain movement can be estimated if 2D photographic images acquired over time can be registered. ...
In their work, vessels segmented in pre-operative MR images (using a threshold) were registered to surface vessels from the intra-operative video images. ...
doi:10.1117/12.811702
dblp:conf/miigp/DingMTGD09
fatcat:gz3cr6px4jegzmzf4lwmvhmoea
Electrode localization for planning surgical resection of the epileptogenic zone in pediatric epilepsy
2013
International Journal of Computer Assisted Radiology and Surgery
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A precise understanding of the location of subdural strip and grid electrodes on the brain surface, and of depth electrodes in the brain in relationship to eloquent areas is expected to facilitate pre-surgical ...
Specifically, we created a patient-specific 3D geometric model of the cortical surface from automatic segmentation of a pre-operative MRI, automatically segmented electrodes from post-operative CT, and ...
Madsen and Simon K. Warfield declare that they have no conflict of interest. ...
doi:10.1007/s11548-013-0915-6
pmid:23793723
pmcid:PMC3955988
fatcat:fjlf3gazlray5d3qvjqxezyp4u
Computer-Assisted Modified Mid-Sacrectomy for En Bloc Resection of Chordoma and Preservation of Bladder Function
2011
Journal of Korean Neurosurgical Society
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The computed tomography scans and magnetic resonance imaging showed an asymmetric midline sacral tumor invading the right lower portion of S2. ...
Both S2 nerve roots were preserved and additional reconstruction was not necessary because of minimal resection of the sacroiliac joint. ...
Generally, planning the resection margin depends on the pre-operative CT scan or MR imaging. In symmetric midline tumor, the boundary of the tumor could be easily identified in operative field. ...
doi:10.3340/jkns.2011.50.6.523
pmid:22323941
pmcid:PMC3272515
fatcat:dmfegdfrorbohgrpnrxq2x36uy
A method for the assessment of time-varying brain shift during navigated epilepsy surgery
2015
International Journal of Computer Assisted Radiology and Surgery
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This paper aims at providing quantitative measure of the time-varying brain shift during open epilepsy surgery, and at measuring the pattern of brain deformation with respect to three potentially meaningful ...
Our measurements are useful for the neurosurgeon, since they provide a continuous monitoring of the intraoperative sinking or bulking of the brain, giving an estimate of the preoperative images validity ...
The authors also thank Daniele Marinucci and Medtronic (Minneapolis, MN, US) for allowing the use of StealthLink libraries for this specific work. ...
doi:10.1007/s11548-015-1259-1
pmid:26183148
fatcat:yg2jpitz4vd37hmivbm6ook7vy
Enhanced co-registration methods to improve intracranial electrode contact localization
2018
NeuroImage: Clinical
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collection and also the School of Biomedical Engineering, Science and Health systems at Drexel University. ...
Acknowledgments The authors would like to thank the nurses and the electroencephalography technicians at the epilepsy monitoring unit at Thomas Jefferson University Hospital for facilitating patient data ...
The output of this co-registration is a rigid (6 DOF) transformation of the implant MRI volume to pre-implant MRI space, T BBR . ...
doi:10.1016/j.nicl.2018.07.026
pmid:30128278
pmcid:PMC6095944
fatcat:6y5jwg3qlfgqdkgmugpabnxj3e
Registration of in-vivo to ex-vivo MRI of surgically resected specimens: A pipeline for histology to in-vivo registration
2015
Journal of Neuroscience Methods
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The purpose of this work is to develop and evaluate a protocol for deformable image registration of in-vivo to ex-vivo resected brain specimen MRI. ...
Comparison with existing methods: Image registration of surgically resected brain specimens is a unique application which presents numerous technical challenges and that have not been fully addressed in ...
This project is funded by the Canadian Institute of Health Research (CIHR) grant MOP 184807 and Canada Foundation for Innovation (CFI) grant 20994. ...
doi:10.1016/j.jneumeth.2014.12.005
pmid:25514760
fatcat:j4y5wfv6vna5lb5u3rfefy5z5m
Photo-Guided Sentinel Node Mapping in Breast Cancer Using Marker-Free Photo-Gamma Fusion Lymphoscintigraphy
2012
Nuclear medicine and molecular imaging
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The feasibility and accuracy of PGFLS were assessed in terms of mismatch errors of co-registration and depth with reference to the data from SPECT/CT. ...
The feasibility and accuracy of PGFLS was assessed in breast cancer patients. Methods A digital camera and a gamma camera were coordinated to obtain photograph and gamma images from the same angle. ...
Conflict of Interest All authors declare that they have no conflict of interest. ...
doi:10.1007/s13139-012-0170-8
pmid:24895503
pmcid:PMC4035202
fatcat:testl2df4jbuvhtsqsb2xrlbky
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