【摘要】 目的:帮助医学生掌握核磁共振成像原理与使用方法,提高实验教学效果。方法:阐述HT-3DNMR-25核磁共振成像仪的成像原理、结构、功能,并介绍利用该仪器在实验教学中可以开展一维成像、二维成像、观察自由感应衰减信号实验等实验项目。结果:该仪器以直观形式帮助学生理解技术原理、成像方法以及参数设置与调节的作用,是临床实践教学很好的补充。结论:该仪器在教学中发挥出不可替代的作用,在高校中值得推广应用。更多还原

【Abstract】 Objective To help the medical student to master the principle and operation of magnetic resonance imaging instrument. Methods The imaging principle, structure and functions of HT-3DNMR-25 magnetic resonance imaging instrument were described, and its application to experiment teaching was introduced including one-dimension imaging,two-dimension imaging, free induction decay signal observation and etc. Results The instrument facilitated the student to master technical principle, imaging method as well as parameters setup and regulation, and could be a supplement to clinical practical teaching. Conclusion The instrument plays an irreplaceable role in teaching, and thus is worthy promoting in colleges.更多还原