【摘要】 介入医学图像处理意义重大，本文论述了一种医学图像处理技术——峰值保持数字减影技术 （ Ｐ Ｈ－ Ｄ Ｓ Ａ）， 该方法最突出的优点是造影剂用量低，约降到普通方法用量的１／３。更多还原

【Abstract】 medical image process is very important.This paper deals with a medical image processing technique named peak hold digital subtraction angiography.The strong point of this method is the lower dosage of contrast medium.It is about only 1/3 of the normal condition.更多还原