作品介绍：

     是一款将造影剂注入血管中，使血管显露原形通过系统处理，使血管显示更加清晰，便于医生进行手术。

     It is a way to inject the contrast agent into the blood vessel, so that the original shape of the blood vessel can be exposed through systematic processing, so that the blood vessel can be displayed more clearly, which is convenient for doctors to operate.