In-room imaging and MR planning

Split gradient coil

Design requirements Radiotransparant in the centre. As linear as possible for large FOV

Solution: Central gap width 200 mm Coil halves joined by 7 mm fiberglass cylinder on the outside No electrical or cooling interconnections between halves

Prototype gradient coil (Futura, Heerhugowaard, NL)

gradient specs: max (clinical) Strength: __ 34 (15) mTm -1 Slew rate: 120 (65) mTm -1 ms -1