论文部分内容阅读
数字减影血管造影技术(Digital subtraction angiography,简称DSA)是通过电子计算机进行辅助成像的血管造影方法,是一种新的X线成像系统。这种图像较以往的常规脑血管造影所显示的图像更加清晰和直观,精细的血管结构亦能显示出来,在进行介入手术时更为安全。近五年1月至7月国际招标概况:2012年1月至7月,DSA国际招标中标金
Digital subtraction angiography (DSA) is a new angiographic imaging system that is assisted by electronic computer. This kind of image is more clear and more visual than the picture displayed by the conventional cerebral angiography. The fine blood vessel structure can also be displayed and it is safer to carry out the interventional operation. January to July in recent five years International Tendering Overview: January 2012 to July, DSA International Bidding The winning gold