5,222 Hits in 9.4 sec

Use of efficacy probability maps for the post-operative programming of deep brain stimulation in essential tremor

Fenna T. Phibbs, Srivatsan Pallavaram, Christopher Tolleson, Pierre-François D'Haese, Benoit M. Dawant
2014 Parkinsonism & Related Disorders  
A subgroup of patients whose clinical contacts did not match the map-based selections prospectively underwent a tremor rating scale evaluation to compare the symptom relief achieved by the two options.  ...  Introduction-Post-operative programming of deep brain stimulation for movement disorders can be both time consuming and difficult, which can delay the optimal symptom control for the patient.  ...  Deep Brain Stimulation (DBS) of the VIM nucleus of the thalamus was approved by the FDA in 1997.  ... 
doi:10.1016/j.parkreldis.2014.09.004 pmid:25280760 pmcid:PMC4252723 fatcat:pvwickbzjbbyvczoyzrkf26v3i

The Effect Of Vascular Segmentation Methods On Stereotactic Trajectory Planning For Drug Resistant Focal Epilepsy: A Retrospective Cohort Study

Vejay N. Vakharia, Rachel Sparks, Sjoerd B. Vos, Andrew W. McEvoy, Anna Miserocchi, Sebastien Ourselin, John S. Duncan
2019 World Neurosurgery: X  
There is a wide range of vascular imaging methods used for stereoelectroencephalography (SEEG) trajectory planning. Computer-assisted planning (CAP) improves planning time and trajectory metrics.  ...  angiography (MRV + MRA), and digital subtraction catheter angiography (DSA) were identified from a prospectively maintained database.  ...  Interestingly, a previous study from the deep brain stimulation literature that did not use vascular segmentation found a 10-fold increase in hemorrhage rates during deep brain stimulation procedures when  ... 
doi:10.1016/j.wnsx.2019.100057 pmid:31650126 pmcid:PMC6804655 fatcat:g3mocpaqjraa3kpiomemabjnbm

Automated Steerable Path Planning for Deep Brain Stimulation Safeguarding Fiber Tracts and Deep Gray Matter Nuclei

Alice Segato, Valentina Pieri, Alberto Favaro, Marco Riva, Andrea Falini, Elena De Momi, Antonella Castellano
2019 Frontiers in Robotics and AI  
The prospect of automatically computing trajectory plans relying on sophisticated newly engineered steerable devices represents a breakthrough in the field of microsurgical robotics.  ...  Deep Brain Stimulation (DBS) is a neurosurgical procedure consisting in the stereotactic implantation of stimulation electrodes to specific brain targets, such as deep gray matter nuclei.  ...  Deep Brain Stimulation (DBS) is a neurosurgical procedure consisting in the stereotactic implantation of stimulation electrodes to specific brain targets, such as deep gray matter nuclei.  ... 
doi:10.3389/frobt.2019.00070 pmid:33501085 pmcid:PMC7806057 fatcat:cd5uxwndiffe3bedsv6aqvgm2u

Automation Advances in Stereoelectroencephalography Planning

Vejay N. Vakharia, John S. Duncan
2020 Neurosurgery clinics of North America  
Due to the multidisciplinary nature of SEEG trajectory planning, it often is time-consuming and iterative. Computer-assisted planning improves time taken and efficacy of SEEG trajectory planning.  ...  This article provides an overview of the considerations, controversies, and practicalities of implementing an automated computer-assisted planning solution for SEEG planning.  ...  A resurgence in computer-assisted planning was marked by the development of computerized brain atlases, 34, 35 which were initially registered to a patient's MRI scans and used to plan lesioning procedures  ... 
doi:10.1016/ pmid:32475489 pmcid:PMC7902942 fatcat:cfpghhses5gnnm2spmewjtvrzi

PyDBS: an automated image processing workflow for deep brain stimulation surgery

Tiziano D'Albis, Claire Haegelen, Caroline Essert, Sara Fernández-Vidal, Florent Lalys, Pierre Jannin
2014 International Journal of Computer Assisted Radiology and Surgery  
Purpose Deep-brain stimulation (DBS) is a surgical procedure for treating motor-related neurological disorders.  ...  Methods PyDBS consists of three image-processing pipelines and three visualization modules assisting clinicians through the entire DBS surgical workflow, from the preoperative planning of electrode trajectories  ...  Conflict of interest The authors declare that they have no conflict of interest.  ... 
doi:10.1007/s11548-014-1007-y pmid:24799270 fatcat:lw4n67s23bdgnarkgmdjedsls4

Comparison of computer-assisted planning and manual planning for depth electrode implantations in epilepsy

Mark Nowell, Rachel Sparks, Gergely Zombori, Anna Miserocchi, Roman Rodionov, Beate Diehl, Tim Wehner, Gianluca Baio, Gianluca Trevisi, Martin Tisdall, Sebastien Ourselin, Andrew W. McEvoy (+1 others)
2016 Journal of Neurosurgery  
IQR = interquartile range; SEEG = stereoelectroencephalography. obJective The objective of this study was to evaluate the clinical utility of multitrajectory computer-assisted planning software (CAP) to  ...  Furthermore, the electrode should enter at a reasonable angle perpendicular to the skull to enable the trajectory to be drilled with precision. abbreviatioNs CAP = computer-assisted planning software;  ...  They concluded that automatic planners are clinically valuable for assisting SEEG planning, and potentially useful for brain biopsy and deep brain stimulation.  ... 
doi:10.3171/2015.6.jns15487 pmid:26636383 pmcid:PMC4820046 fatcat:zvvluixconautc5dclr4defzce

Technique, Results, and Complications Related to Robot-Assisted Stereoelectroencephalography

Jorge González-Martínez, Juan Bulacio, Susan Thompson, John Gale, Saksith Smithason, Imad Najm, William Bingaman
2016 Neurosurgery  
In vivo accuracy (calculated in 500 trajectories) demonstrated a median entry point error of 1.2 mm (interquartile range, 0.78-1.83 mm) and a median target point error of 1.7 mm (interquartile range, 1.20  ...  METHODS: The prospective observational analyses included all patients with medically refractory focal epilepsy who underwent robot-assisted stereotactic placement of depth electrodes for extraoperative  ...  Acknowledgments We would like to thank Christine Moore and Feng Yung, MD, for helping in the preparation of this manuscript and Srividya Ramachandran, PhD, for editorial assistance with this manuscript  ... 
doi:10.1227/neu.0000000000001034 pmid:26418870 fatcat:jjz22qyqqfa2bb6orfktm5cet4

Surgical Techniques for Stereotactic Implant of Deep Brain Stimulators

Isabelle M. Germano, Donald J. Weisz, Adam Silvers, R. Shrivastava, BoYi Yang
2001 Seminars in Neurosurgery  
The nine phases of the surgical procedure are then described, including the use of computer-assisted technology for surgical planning and guidance.  ...  Chronic deep brain stimulation (DBS) for movement disorders is currently performed by numerous neurosurgeons.  ...  We also acquire a T1-weighted sequence to be used for computer-assisted image-guided planning (see below).  ... 
doi:10.1055/s-2001-17127 fatcat:smyjbzfuszfkpc6iqdotgz6h5a

Image-guided preoperative prediction of pyramidal tract side effect in deep brain stimulation: proof of concept and application to the pyramidal tract side effect induced by pallidal stimulation

Clement Baumgarten, Yulong Zhao, Paul Sauleau, Cecile Malrain, Pierre Jannin, Claire Haegelen
2016 Journal of Medical Imaging  
Further evaluation studies are desirable to confirm whether PyMAN could be a reliable tool for assisting the surgeon to prevent PTSE during the preoperative planning.  ...  Deep brain stimulation of the medial globus pallidus (GPm) is a surgical procedure for treating patients suffering from Parkinson's disease.  ...  Introduction Deep brain stimulation (DBS) of the medial globus pallidus (GPm) is a surgical procedure for treating patients suffering from Parkinson's disease, experiencing medically refractory symptoms  ... 
doi:10.1117/1.jmi.3.2.025001 pmid:27413769 pmcid:PMC4927696 fatcat:jcrm23zwhnggnctloi57miuity

Robot-assisted stereotactic brain biopsy: systematic review and bibliometric analysis

Hani J. Marcus, Vejay N. Vakharia, Sebastien Ourselin, John Duncan, Martin Tisdall, Kristian Aquilina
2018 Child's Nervous System  
The aim of the present systematic review and bibliometric analysis was to evaluate the literature supporting robot-assisted brain biopsy and the extent to which the scientific community has accepted the  ...  Introduction Stereotactic brain biopsy represents one of the earliest applications of surgical robotics.  ...  Computer-assisted algorithms for trajectory planning have been shown to optimise these factors in a systematic fashion for DBS and SEEG, but there are no studies that have utilised this for stereotactic  ... 
doi:10.1007/s00381-018-3821-y pmid:29744625 pmcid:PMC5996011 fatcat:kp7y7jxuqze7bbhj66c6a3bfw4

2016 Biennial Meeting of the American Society for Stereotactic and Functional Neurosurgery, Chicago, IL, USA, June 18-21, 2016: Abstracts

2016 Stereotactic and Functional Neurosurgery  
In a group of patients with extreme levels of treatment-resistance to conventional treatments, using a within-subject analysis, DBS was associated with a decrease in the rate of suicide attempts and hospitalizations  ...  Results A total of 4402 patient-months (366.8 patient-years) of followup were provided to all groups.  ...  : "deep brain stimulation" or "deep brain stimulation/methods", and "dystonia" or "dystonia/therapy".  ... 
doi:10.1159/000455386 pmid:28092908 fatcat:dfobre7vdfcqvekxhbc4aekwgy

Optimizing Trajectories for Cranial Laser Interstitial Thermal Therapy Using Computer-Assisted Planning: A Machine Learning Approach

Kuo Li, Vejay N. Vakharia, Rachel Sparks, Lucas G. S. França, Alejandro Granados, Andrew W. McEvoy, Anna Miserocchi, Maode Wang, Sebastien Ourselin, John S. Duncan
2018 Neurotherapeutics  
Computer-assisted planning (CAP) improves these metrics, but the combination of entry and target zones has yet to be determined to maximize ablation of the AHC while sparing the PHG.  ...  A total of 7600 trajectories were generated, and ablation volumes of the AHC and PHG were calculated.  ...  Incremental improvements in CAP systems, mainly for stereotactic lesioning and deep brain stimulation, saw the introduction of multiple (generic) brain atlases that could be registered to patient MRI images  ... 
doi:10.1007/s13311-018-00693-1 pmid:30520003 fatcat:o22rgkgm6nglbazhlxrclzh46a

Framed and non‐framed robotics in neurosurgery:a ten‐years single‐center experience

Georgios Naros, Kathrin Machetanz, Florian Grimm, Florian Roser, Alireza Gharabaghi, Marcos Tatagiba
2021 International Journal of Medical Robotics and Computer Assisted Surgery  
The present study describes the quality indicators of three different robots in brain and spine surgery. This single-center study enrolled 252 patients over a ten-years period.  ...  Predictors of workflow efficiency (e.g., skin-to-skin) were evaluated and compared to conventional techniques (neuronavigation, stereotaxy).  ...  The entry point of the planned trajectory was marked, and F I G U R E 2 Overview of the evaluated procedural workflows (PWs) in brain and spine neurosurgery. PW1 in classic frame-based stereotaxy.  ... 
doi:10.1002/rcs.2282 pmid:34030218 fatcat:ngopav2xibagxlkan26lmhc7bq

Individual white matter bundle trajectories are associated with deep brain stimulation response in obsessive-compulsive disorder

L.C. Liebrand, M.W.A. Caan, P.R. Schuurman, P. van den Munckhof, M. Figee, D. Denys, G.A. van Wingen
2019 Brain Stimulation  
Background: The ventral anterior limb of the internal capsule (vALIC) is a target for deep brain stimulation (DBS) in obsessive-compulsive disorder (OCD).  ...  Prospective investigation is necessary to validate the clinical use of MFB targeting.  ...  Appendix A. Supplementary data Supplementary data to this article can be found online at  ... 
doi:10.1016/j.brs.2018.11.014 pmid:30522916 fatcat:bpnsk5yourb4hhbqwefshkcxjm

Computer-Assisted Planning for Stereoelectroencephalography (SEEG)

Vejay N. Vakharia, Rachel Sparks, Anna Miserocchi, Sjoerd B. Vos, Aidan O'Keeffe, Roman Rodionov, Andrew W. McEvoy, Sebastien Ourselin, John S. Duncan
2019 Neurotherapeutics  
Computer-assisted planning (CAP) has been shown to improve trajectory safety metrics and generate clinically feasible trajectories in a fraction of the time needed for manual planning.  ...  We report a prospective validation study of the use of EpiNav (UCL, London, UK) as a clinical decision support software for SEEG.  ...  ), deep brain stimulation, focal therapy delivery, brain biopsies, and shunt catheter placement.  ... 
doi:10.1007/s13311-019-00774-9 pmid:31432448 pmcid:PMC6985077 fatcat:t4qr3mqnrfeizct3ycar5il724
« Previous Showing results 1 — 15 out of 5,222 results