Guy Shechter

• “New tools for minimally invasive surgery” in MIT Technology Review, August 09, 2006.
• “The future of minimally invasive surgery” in Philips Research Password, November 2005.
• “Are you connected to a Nobel prize winner?” in IEEE Spectrum, December 2004.

• G. Shechter, J.R. Resar, E.R. McVeigh. “Displacement and velocity of the coronary arteries: Cardiac and respiratory motion,” IEEE Transactions on Medical Imaging, 25(3):369-375, 2006.
• G. Shechter, B. Shechter, J.R. Resar, and R. Beyar. “Prospective motion correction of x-ray images for coronary interventions,” IEEE Transactions on Medical Imaging, Special Issue on Vascular Imaging, 24(4):441-450, Apr 2005.
• G. Shechter, J.R. Resar, and E.R. McVeigh. “Rest period duration of the coronary arteries: Implications for magnetic resonance coronary angiography,” Medical Physics, 32(1):255-262, Jan 2005.
• A.M. Williams, M. Solaiyappan, H.K. Pannu, D. Bluemke, G. Shechter, and J.P. Gearhart. “3-Dimensional magnetic resonance imaging modeling of the pelvic floor musculature in classic bladder exstrophy before pelvic osteotomy,” Journal of Urology, 172(4):1702-1705, Oct 2004.
• G. Shechter, C. Ozturk, J.R. Resar, and E.R. McVeigh. “Respiratory motion of the heart from free breathing coronary angiograms,” IEEE Transactions on Medical Imaging, 23(8):1046-1056, Aug 2004.
• G. Shechter, F. Devernay, E. Coste-Maniere, A. Quyyumi, and E.R. McVeigh. “Three-dimensional motion tracking of coronary arteries in biplane cineangiograms,” IEEE Transactions on Medical Imaging, 22(4):493-503, Apr 2003.

Conference Presentations

2007

• “Multimodality image guidance system integrating X-ray fluoroscopy and ultrasound image streams with electromagnetic tracking.” L.F. Gutierrez, G. Shechter, D. Stanton, S. Dalal, D. Elgort, R.M. Manzke, R. Chan, L. Zagorchev at SPIE Medical Imaging 2007, San Diego.
• “Quantification of AC electromagnetic tracking system accuracy in a CT scanner environment.” E.B. Shen, G. Shechter, J. Kruecker, D. Stanton at SPIE Medical Imaging 2007, San Diego.
• “Augmenting CT cardiac roadmaps with segmented streaming ultrasound.” Q. Duan, G. Shechter, L.F. Gutierrez, D. Stanton, L. Zagorchev, A. Laine, D. Elgort at SPIE Medical Imaging 2007, San Diego.

2006

• “Measuring and modeling metal artifacts of a CT table on AC electromagnetic tracking system accuracy.” G. Shechter, E.B. Shen, D. Stanton at CARS 2006, Osaka.
• “Integration of real-time X-ray fluoroscopy, rotational X-ray imaging and real-time catheter tracking for improved navigation in interventional cardiac electrophysiology procedures.” R.M. Manzke, R. Chan, G. Shechter, S. Sokka, Z.J. Malchano V. Reddy, V. Rasche at SPIE Medical Imaging 2006, San Diego.

2005

• “MR coronary angiography: Know thy rest periods.” G. Shechter, J.R. Resar, E.R. McVeigh at ISMRM 2005, Miami.
• “3D registration of endocardial basket electrodes with epicardial sock electrodes using multiple x-ray views.” D. Yerushalmi, O. Faris, F. Evans, A. Dick, G. Shechter, E.R. McVeigh at International Society for Computerized Electrocardiology 2005,” Kauai.
• “Distortion correction, calibration, and registration: Towards an integrated MR and X-ray interventional suite.” L.F. Gutierrez, G. Shechter, R.J. Lederman, E.R. McVeigh, and C. Ozturk, SPIE Medical Imaging 2005, San Diego.

2004

• “Prospective motion correction of x-ray images for coronary interventions.“ G. Shechter, B. Shechter, J.R. Resar, and R. Beyar at Interventional Cardiology: Frontiers in Interventional Cardiology 2004, Tel Aviv.
• “Fiducial based registration of MR and X-ray images for MRI-guided catheter interventions.” L.F. Gutierrez, G. Shechter, R.J. Lederman, E.R. McVeigh, and C. Ozturk at the Fifth Interventional MRI Symposium 2004, Cambridge.  
• “Six degrees of Nobelity.“ L.F. Gutierrez and G. Shechter at BMES 2004, Philadelphia.
• “Translational motion correction nearly doubles the rest period of the coronary arteries during tidal breathing.“ G. Shechter, J.R. Resar, and E.R. McVeigh at ISMRM 2004, Kyoto.
• “Respiratory motion of the heart: Translation, rigid body, affine, or more?“ G. Shechter, C. Ozturk, J.R. Resar, and E.R. McVeigh at SCMR 2004, Barcelona.
• “Free breathing respiratory motion of the heart measured from x-ray coronary angiograms.“ G. Shechter, C. Ozturk, J.R. Resar, and E.R. McVeigh at SPIE Medical Imaging 2004, San Diego. Winner of the Michael B. Merickel Best Student Paper Award, 2nd place.

2002-2003

• “MR motion correction of 3D affine deformations.“ G. Shechter and E.R. McVeigh at ISMRM 2003, Toronto.
• “Computer models of vascular trees from biplane angiograms.” G. Shechter and E.R. McVeigh at SIR 2003, Salt Lake City.
• “Measurement of skeletal muscle perfusion in normal volunteers during reactive hyperemia: Validation of Gadolinium enhanced method using arterial blood flow techniques.“ R.B. Thompson, V.K. Raman, A.J. Dick, G. Shechter, R.S. Balaban, and E.R. McVeigh at SCMR 2003, Lake Buena Vista.
• “Temporal tracking of 3D coronary arteries in projection angiograms.“ G. Shechter, F. Devernay, E. Coste-Maniere, and E.R. McVeigh at SPIE Medical Imaging 2002, San Diego

pre-2001

• “Extracting tongue muscle contraction patterns from tagged MRI.“ M. Stone, D. Dick, A.S. Douglas, G Shechter, C. Ozturk, and M. Guttman at Acoustical Society of America 2001, Chicago.
• “Combined analysis of ventricular and atrial motion using MRI.” J.M. Declerck, C. Ozturk, L.F. Gutierrez, G. Shechter, and E.R. McVeigh at ISMRM 2001, Glasgow.
• “Three-dimensional tracking of chest wall deformation during cardiopulmonary resuscitation using tagged MRI.” H.K. Huszar, C. Ozturk, G. Shechter, H. Halperin, and A.C. Lardo at ISMRM 2001, Glasgow.
• “Analysis of paced canine atrial motion using MRI.” C. Ozturk, G. Shechter, and E.R. McVeigh at World Congress on Medical Physics and Biomedical Engineering 2000, Chicago.
• “Age-related changes in prostate shape and orientation are related to lower urinary tract symptoms.” I. Simon, M. Solaiyappan, A.M. Williams, G. Shechter, P. Landis, J.E. Metter, and A.W. Partin at AUA 2000, Atlanta.
• “Automatic registration of precomputed anatomical templates for rapid 3D segmentation.” G. Shechter and E.R. McVeigh at ISMRM 2000, Denver.
• “Analysis of atrial motion using magnetic resonance imaging.” C. Ozturk, L.F. Gutierrez, J.M. Declerck, G. Shechter, and E.R. McVeigh at ACC 2000, Anaheim.
• “Interactive four-dimensional segmentation of multiple image sets.“ G. Shechter, C. Ozturk, and E.R. McVeigh at SPIE Medical Imaging 2000, San Diego.
• “Fast template based segmentation of cine cardiac MR.“ G. Shechter, J.M. Declerck, C. Ozturk, and E.R. McVeigh at ISMRM 1999, Philadelphia.

PhD Thesis

Respiratory Motion of the Heart: Implications for Magnetic Resonance Coronary Angiography

Abstract published in Medical Physics 31(6):1647, June 2004.

Download the full thesis in pdf format (5MB) or each chapter individually:

1. Introduction, 130 kB
2. MR motion correction of 3D affine deformations, 208 kB
3. Reconstructing 3D arterial trees from X-ray angiograms, 2.5 MB
4. Motion tracking of arteries in biplane cineangiograms, 840 kB
5. Respiratory motion of the heart from free breathing coronary angiograms, 930 kB
6. Cardiac and respiratory motion of the coronary arteries, 417 kB
7. References

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