Consideration of peripheral nerve stimulation in the optimization of spiral k-space trajectories
Oliver Schad, Tobias Wech, Herbert Köstler · Proceedings on CD-ROM - International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition/Proceedings of the International Society for Magnetic Resonance in Medicine, Scientific Meeting and Exhibition · 2024
The algorithm we present in this work designs variable density spiral (VDS) trajectories and their respective gradient time courses based on the Stanford VDS-tool. In addition to hardware limits (maximum gradient strength and slew rate) a PNS threshold based on the SAFE-Model is introduced.