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闭塞弹簧圈(俗称钢圈)是1975年由美国Gianturco等设计并首先应用于临床。有关头部及某些外周血管性疾病的临床应用国内亦有
Occluded coil (commonly known as the steel ring) was designed by the United States in 1975 by Gianturco and other clinical applications first. The head and some peripheral vascular disease in clinical applications are also domestic