Ceramic surgical instruments: Ex vivo evaluation of compatibility with MR imaging at 1.5 T

被引:13
作者
Shellock, FG
Shellock, VJ
机构
[1] Radnet and Future Diagnostics, Inc., Los Angeles, CA 90045
来源
JMRI-JOURNAL OF MAGNETIC RESONANCE IMAGING | 1996年 / 6卷 / 06期
关键词
biological effects; safety;
D O I
10.1002/jmri.1880060620
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
The purpose of this study was to evaluate the MR compatibility of ceramic instruments. Mine different ceramic instruments were tested with respect to ferromagnetism, heating, and artifacts using previously described techniques. There was no magnetic field attraction, temperature increases were less than or equal to.1 degrees C, and artifacts involved a signal void similar to the size and shape of each instrument, The ceramic instruments were demonstrated to be compatible with MR imaging and acceptable for use during intraprocedural MR imaging.
引用
收藏
页码:954 / 956
页数:3
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