In view of the features of DSA imaging, we use DSA test phantom to obtain a simulated artery film image, digitize it by laser image scanner and input it to computer.

• 针对DSA血管图像的特点,本文利用数字减影标准测试体模得到体模血管胶片图像,图像经数字扫描仪扫描后输入计算机。