Magnetic resonance gradient coil and magnetic resonance equipment

• Main Authors: LIU ZHAOQUAN, CHEN SHIBING, LI GUOCHAO, XU JIANYI, ZHENG JIE, HE QUN, LI LANKAI, YAO HAIFENG, FANG ZHEBIN
• Format: Patent
• Language: Chinese; English
• Published: 14.03.2023
• Subjects: DIAGNOSIS; HUMAN NECESSITIES; HYGIENE; IDENTIFICATION; MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; MEDICAL OR VETERINARY SCIENCE; PHYSICS; SURGERY; TESTING

The utility model discloses a magnetic resonance gradient coil and magnetic resonance equipment, which are applied to the technical field of magnetic resonance coils, and comprise a main coil, a support part, an auxiliary coil and an eddy current ring, the main coil is a cylindrical main coil, and the two ends of the main coil in the axis extension direction are a server side and a patient side respectively; the secondary coil sleeves the outer side of the primary coil, and the primary coil and the secondary coil are fixedly connected through a supporting part; the vortex ring sleeves the periphery of the secondary coil, the vortex ring comprises a server side vortex ring and a patient side vortex ring which are separated from each other, the server side vortex ring sleeves the periphery of the server side of the secondary coil, and the patient side vortex ring sleeves the periphery of the patient side of the secondary coil so as to shield leakage magnetic fields of the primary coil and the secondary coil. Th