Cardiovasc Intervent Radiol (2018) 41:1100–1105 https://doi.org/10.1007/s00270-018-1955-7 TECHNICAL NOTE Magnetic Particle Imaging Guided Real-Time Percutaneous Transluminal Angioplasty in a Phantom Model 1 1,2 1 2,3 • • • • Stefan Herz Patrick Vogel Philipp Dietrich Thomas Kampf 2 1 2 1 • • • Martin A. Ru ¨ ckert Ralph Kickuth Volker C. Behr Thorsten A. Bley Received: 8 February 2018 / Accepted: 31 March 2018 / Published online: 16 April 2018 Springer Science+Business Media, LLC, part of Springer Nature and the Cardiovascular and Interventional Radiological Society of Europe (CIRSE) 2018 Abstract Results Visualization of stenosis phantoms and guidance Purpose To investigate the potential of real-time magnetic of interventional instruments in real-time (4 frames/ particle imaging (MPI) to guide percutaneous transluminal s, * 100 ms latency time) was possible using an online angioplasty (PTA) of vascular stenoses in a phantom reconstruction algorithm. Labeling of guidewires and bal- model. loon catheters allowed for precise visualization of instru- Materials and Methods Experiments were conducted on a ment positions. custom-built MPI scanner. Vascular stenosis phantoms Conclusion Real-time MPI-guided PTA in a phantom consisted of polyvinyl chloride tubes (inner diameter model is feasible. 8 mm) prepared with a centrally aligned cable tie to form
CardioVascular and Interventional Radiology – Springer Journals
Published: Apr 16, 2018
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