Free‐breathing radial imaging using a pilot‐tone radiofrequency transmitter for detection of respiratory motion

• Published in: Magnetic resonance in medicine Vol. 85; no. 5; pp. 2672 - 2685
• Main Authors: Solomon, Eddy, Rigie, David S., Vahle, Thomas, Paška, Jan, Bollenbeck, Jan, Sodickson, Daniel K., Boada, Fernando E., Block, Kai Tobias, Chandarana, Hersh
• Format: Journal Article
• Language: English
• Published: United States Wiley Subscription Services, Inc 01.05.2021
• Subjects: Breathing; Humans; Image Enhancement; Image processing; Image Processing, Computer-Assisted; Image quality; Image reconstruction; Imaging, Three-Dimensional; Magnetic Resonance Imaging; Motion; Motion perception; motion‐resolved reconstruction; pilot‐tone; radial sampling; Radio frequency; Reference signals; Respiration; Respiratory-Gated Imaging Techniques; self‐navigation; XD‐GRASP; motion-resolved reconstruction; XD-GRASP; radial sampling; self-navigation; pilot-tone
• ISSN: 0740-3194; 1522-2594; 1522-2594
• DOI: 10.1002/mrm.28616

Purpose To describe an approach for detection of respiratory signals using a transmitted radiofrequency (RF) reference signal called Pilot‐Tone (PT) and to use the PT signal for creation of motion‐resolved images based on 3D stack‐of‐stars imaging under free‐breathing conditions. Methods This work e...