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Development and Evaluation of 3D-Printed Cardiovascular Phantoms for Interventional Planning and Training
Published on: January 18, 2021
Interventional cardiovascular procedures guided by real-time MR imaging: an interactive interface using multiple
Michael A Guttman1, Cenghizhan Ozturk, Amish N Raval
1Laboratory of Cardiac Energetics, Division of Intramural Research, National Heart Lung and Blood Institute, National Institutes of Health, Bethesda, Maryland 20892-1061, USA. mguttman@nih.gov
Journal of Magnetic Resonance Imaging : JMRI
|October 31, 2007
Summary
This study introduces an interactive real-time MRI system designed for cardiovascular interventions. The novel system enhances device navigation and tissue targeting, improving procedural guidance.
Area of Science:
- Medical Imaging
- Cardiovascular Interventions
- Magnetic Resonance Imaging
Background:
- Real-time magnetic resonance imaging (MRI) is crucial for guiding cardiovascular interventions.
- Standard clinical MRI scanners have limitations in providing interactive features for complex procedures.
Purpose of the Study:
- To develop and validate a novel interactive real-time MRI environment.
- To enhance image-guided cardiovascular interventions through improved device navigation and tissue targeting.
Main Methods:
- Incorporated color highlighting of device-mounted receiver coils.
- Utilized accelerated imaging of multiple slices and adaptive projection modes.
- Implemented live three-dimensional (3D) renderings and other interactive features for enhanced navigation.
Main Results:
- Demonstrated the system's utility in swine models for various cardiovascular interventions.
- Successfully guided procedures including endograft repair, balloon septostomy, angioplasty, stenting, and cell injection.
- Showcased the use of active catheters with MRI receiver coils for precise guidance.
Conclusions:
- Interactive features significantly improve real-time MRI guidance for cardiovascular interventions.
- The developed system offers advantages over standard clinical MRI scanners for interventional procedures.
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