interventional cvmri at sunnybrook graham wright sunnybrook research institute / university of...

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Interventional CVMRI at Sunnybrook Graham Wright Graham Wright Sunnybrook Research Institute / Sunnybrook Research Institute / University of Toronto University of Toronto University of Toronto

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Oduneye S et al., IEEE Trans Biomed Eng. Sept 2013 INFARCT / GRAYZONE / MYOCARDIUM Systems Integration for Electrophysiology GE MR Scanner Imricor catheters Automated segmentation Voltage mapping overlays fused in Vurtigo Catheter tracking with RTHawk (HeartVista) and Vurtigo visualization (Sunnybrook)

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Page 1: Interventional CVMRI at Sunnybrook Graham Wright Sunnybrook Research Institute / University of Toronto University of Toronto

Interventional CVMRI at Sunnybrook

Graham WrightGraham WrightSunnybrook Research Institute / University of Sunnybrook Research Institute / University of

TorontoToronto

University of Toronto

Page 2: Interventional CVMRI at Sunnybrook Graham Wright Sunnybrook Research Institute / University of Toronto University of Toronto

Interventional Cardiovascular MRI at Sunnybrook

•Technical Development / Systems Integration• Imaging / Processing for Tissue Characterization• Realtime acquisition, Display, Control• Visualization / Interface Tools• Interventional Devices

•Preclinical (Pig) Studies• Ventricular Arrhythmias – Mapping and Ablation• Peripheral Chronic Total Occlusions – Characterization and

Revascularization

Page 3: Interventional CVMRI at Sunnybrook Graham Wright Sunnybrook Research Institute / University of Toronto University of Toronto

Oduneye S et al., IEEE Trans Biomed Eng. Sept 2013

lINFARCT / GRAYZONE / MYOCARDIUM

Systems Integration for ElectrophysiologyGE MR Scanner Imricor catheters

Automated segmentationVoltage mapping overlays fused in Vurtigo

Catheter tracking with RTHawk (HeartVista)and Vurtigo visualization (Sunnybrook)

Page 4: Interventional CVMRI at Sunnybrook Graham Wright Sunnybrook Research Institute / University of Toronto University of Toronto

orthogonal-solenoidcoil for guidewire visualization

1.Track catheter tip2.Image in front of catheter3.Visualize conventional guidewire (Baylis)

An Integrated MR Catheter System for CTO

Anderson K et al., MRM Aug 2008; Proc ISMRM 2013

Page 5: Interventional CVMRI at Sunnybrook Graham Wright Sunnybrook Research Institute / University of Toronto University of Toronto

Future Directions

• Technology Commercialization• Analysis / Visualization Software• Catheters and Device Tracking Tools• Communication Systems

• Patient Studies• Arrhythmia Mapping and Ablation• Peripheral CTO Revascularization