1236-1237 / 1363
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