Search Results - coil

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A Current Amplifier for Local Coil Pre-amplification of NMR/MRI Signals
The magnetic resonance imaging (MRI) systems are used for a variety of imaging application. The present invention discloses an improving MRI device and method by amplifying signals received by resonant NMR coils of MRI systems. It utilizes positive feedback from low-noise Field-Effect Transistor to amplify the signal current that can be coupled out...
Published: 10/28/2024   |   Inventor(s): Stephen Dodd, Alan Koretsky, Chunqi Qian, Joseph Murphy-Boesch
Keywords(s): AA3AXX, AA3B1X, AC1XXX, AMPLIFIER, Coil, Current, LOCAL, NMR/MRI, OfNMRIMRI, Pre-amplification, SIGNALS, VCXXXX, WBXXXX, WCXXXX, WIXXXX, XDXXXX, XFXXXX, YBXXXX, YCXXXX
Category(s): Collaboration Sought > Collaboration, Application > Research Materials, Application > Diagnostics, Application > Occupational Safety and Health, Application > Non-Medical Devices, Application > Medical Devices, TherapeuticArea > Oncology, Application > Software / Apps
High Performance Dual Nuclear Transmission Line Resonator Coils for Magnetic Resonance Imaging and Spectroscopy
Creates Identical Spatial Profiles for Two Different Active Nuclei with High Efficiency and Minimal LossesThis dual nuclear magnetic resonance spectroscopy/magnetic resonance imaging (NMR/MRI)resonator operates with high efficiency on both the hydrogen nuclear frequency (1H) and the frequency of other NMR active nuclei (X).Magnetic resonance coils are...
Published: 6/27/2021   |   Inventor(s): Matthew Erickson
Keywords(s): Coil, current Balun, Double nuclear coil, Dual nuclear coil, Full duplex, hyperpolarized carbon 13, Hyperpolarized nuclei, Hyperpolarized rare gas, MRI, Mutli-nuclear coil, NMR, Notch Filter, Notch filter Helical resonator, Stripline MRI coil, surface coil, Transmission line resonator, volume coil
Category(s): Technology Classifications > Medical Devices > Equipment