医疗定位系统的精度测试方法研究
摘要
利用计算机医学图像处理及三维可视化技术的空间三维定位导航系统已成为计算机辅助治疗领域的热门研究,该系统可对进入人体的医疗器械进行精确定位。为了对系统的核心指标定位精度进行验证,提出了定位系统的精度测试方法。通过平面和空间球面两种测试装置,分别使用平面测试算法和基于寻优算法设计的球面校准算法,自动计算定位系统的精度,从而实现全方位的性能评价。实验结果表明,定位系统的平均定位误差小于1mm。该测试方法有效可行。
引文
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[7]B.Wang,J.D.Tward,B.J.Salter et al.An evaluation of interference of inflatable penile prostheses with electromagnetic localization and tracking system[J].Medical Physics,2012,39(8):4807-4811.
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