DESIGN AND EVALUATION OF SHIELDED GRADIENT COILS

被引:91
作者
CARLSON, JW [1 ]
DERBY, KA [1 ]
HAWRYSZKO, KC [1 ]
WEIDEMAN, M [1 ]
机构
[1] TOSHIBA AMER MRI INC,S SAN FRANCISCO,CA 94080
关键词
D O I
10.1002/mrm.1910260202
中图分类号
R8 [特种医学]; R445 [影像诊断学];
学科分类号
1002 ; 100207 ; 1009 ;
摘要
Techniques are described for the design of shielded gradient coils for superconducting MRI systems. These design methods are suited for constructing the most efficient gradient coil that meets a specified homogeneity requirement. Tradeoffs in coil design of efficiency with coil size and gap size are discussed. Residual eddy currents from coils constructed with a finite number of wires are calculated and give guidelines for the construction of efficient, whole‐body gradient coils. Copyright © 1992 Wiley‐Liss, Inc., A Wiley Company
引用
收藏
页码:191 / 206
页数:16
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