Zobrazeno 1 - 10
of 39
pro vyhledávání: '"Merdim Sonmez"'
Autor:
Adrienne E. Campbell-Washburn, Dursun Korel Yildirim, Merdim Sonmez, Ozgur Kocaturk, Robert J. Lederman, Burcu Basar, Ram Paul, Daniel A. Herzka
Publikováno v:
Magn Reson Imaging
INTRODUCTION: Visualization of passive devices during MRI-guided catheterizations often relies on a susceptibility artifact from the device itself or added susceptibility markers that impart a unique imaging signature. High-performance low field MRI
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5dfbb4135f610c266b6276403f67f542
https://doi.org/10.1016/j.mri.2020.12.002
https://doi.org/10.1016/j.mri.2020.12.002
Autor:
Dominique N. Franson, Merdim Sonmez, Jonathan R. Mazal, Ozgur Kocaturk, William H. Schenke, Toby Rogers, Robert J. Lederman, Marcus Y. Chen, Anthony Z. Faranesh, Kanishka Ratnayaka
Publikováno v:
JACC: Cardiovascular Interventions. 8(3):483-491
ObjectivesThis study sought to demonstrate transcatheter deployment of a circumferential device within the pericardial space to modify tricuspid annular dimensions interactively and to reduce functional tricuspid regurgitation (TR) in swine.Backgroun
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9352ac9795210c5f7e0494fd7b66851c
Autor:
Zhen Yao, Robert S. Balaban, Sonia Nielles-Vallespin, Mark A. Griswold, Natalia Gudino, Tanvir Baig, Anthony Z. Faranesh, Robert J. Lederman, Merdim Sonmez, Michael Martens, Michael S. Hansen
Publikováno v:
Medical Physics. 42:359-371
Purpose: To provide a rapid method to reduce the radiofrequency (RF) E-field coupling and consequent heating in long conductors in an interventional MRI (iMRI) setup. Methods: A driving function for device heating (W) was defined as the integration o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1fd7b16a8e0c98021ef6f07e37b8ed9a
https://doi.org/10.1118/1.4903894
https://doi.org/10.1118/1.4903894
Publikováno v:
IFMBE Proceedings ISBN: 9789811041655
Magnetic Resonance Imaging (MRI) is a promising candidate compare to X-Ray fluoroscopy for interventional cardiovascular procedures due to its ionizing radiation free mechanism and superior soft tissue contrast. However, Interventional MRI field lack
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cde8064feb4d17256aae19a8292bf1de
https://doi.org/10.1007/978-981-10-4166-2_19
https://doi.org/10.1007/978-981-10-4166-2_19
Autor:
Michael S. Hansen, Anthony Z. Faranesh, William H. Schenke, Kanishka Ratnayaka, Toby Rogers, Robert J. Lederman, Jonathan R. Mazal, Marcus Y. Chen, Merdim Sonmez, Ozgur Kocaturk
Objectives The aim of this study was to test the hypothesis that real-time magnetic resonance imaging (MRI) would enable closed-chest percutaneous cavopulmonary anastomosis and shunt by facilitating needle guidance along a curvilinear trajectory, aro
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a81f7d54b2d08464df345a1200b32913
https://europepmc.org/articles/PMC5227171/
https://europepmc.org/articles/PMC5227171/
Autor:
Robert J. Lederman, Srijoy Mahapatra, Kanishka Ratnayaka, Toby Rogers, Merdim Sonmez, Adrienne E. Campbell-Washburn, Michael Eckhaus, Steven Kim, William H. Schenke, Anthony Z. Faranesh, Jonathan R. Mazal
Publikováno v:
Journal of Cardiovascular Magnetic Resonance
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::31b77f471d2e79fde2eb0bfccb688740
http://europepmc.org/articles/PMC5032323
http://europepmc.org/articles/PMC5032323
Autor:
Merdim Sonmez, Ozgur Kocaturk, Kanishka Ratnayaka, Christina E. Saikus, Anthony Z. Faranesh, Jamie A. Bell, Robert J. Lederman, Israel M. Barbash, Michael C. Slack, Dominique N. Franson
Publikováno v:
Journal of Magnetic Resonance Imaging. 36:972-978
Purpose: To develop an active delivery system that enhances visualization of nitinol cardiac occluder devices during deployment under real-time magnetic resonance imaging (MRI). Materials and Methods: We constructed an active delivery cable incorpora
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b131a4a53c2ce4eb6f1f83e52d9c1ac0
https://doi.org/10.1002/jmri.23722
https://doi.org/10.1002/jmri.23722
Autor:
Christina E. Saikus, Kanishka Ratnayaka, Ozgur Kocaturk, Michael S. Hansen, Michael C. Slack, Israel M. Barbash, Robert J. Lederman, Christine Reyes, Merdim Sonmez, Victor J. Wright, William H. Schenke, Anthony Z. Faranesh, Jamie A. Bell
Publikováno v:
JACC: Cardiovascular Interventions. 4:1326-1334
Objectives The aim of this study was to close ventricular septal defects (VSDs) directly through the chest wall using magnetic resonance imaging (MRI) guidance, without cardiopulmonary bypass, sternotomy, or radiation exposure. Background Surgical, p
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::13f6219b3ebcbc1425d5f0aec66a3f32
https://doi.org/10.1016/j.jcin.2011.09.012
https://doi.org/10.1016/j.jcin.2011.09.012
Autor:
Vincent Wu, Jamie A. Bell, Jessica H. Colyer, Robert J. Lederman, Anthony Z. Faranesh, Ozgur Kocaturk, Merdim Sonmez, Kanishka Ratnayaka, Christina E. Saikus
Publikováno v:
Journal of Magnetic Resonance Imaging. 35:908-915
To design a deflectable guiding catheter that omits long metallic components yet preserves mechanical properties to facilitate therapeutic interventional MRI procedures.The catheter shaft incorporated Kevlar braiding. A 180° deflection was attained
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6c40ed2d8adc38815754fbb1ce7c5023
https://doi.org/10.1002/jmri.23520
https://doi.org/10.1002/jmri.23520
Publikováno v:
Medical Physics. 38:125-141
Purpose: In X-ray fused with MRI, previously gathered roadmap MRI volume images are overlaid on live X-ray fluoroscopy images to help guide the clinician during an interventional procedure. The incorporation of MRI data allows for the visualization o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e1e8d800044b4312adaf834d509f5f26
https://doi.org/10.1118/1.3523621
https://doi.org/10.1118/1.3523621