Boston Scientific brand, a peripheral intervention product, ranks the highest. According to relevant public information, peripheral vascular intervention has attracted much attention in many innovative medical device tracks. In 2022, Boston Scientific brand ranked the highest, and the top-ranked enterprises such as BD and Philips brand were mainly involved in innovative products. Peripheral blood is blood other than bone marrow. Clinically, some methods are often used to release hematopoietic stem cells from bone marrow into the blood, and then extract and separate them from the blood to obtain hematopoietic stem cells. The stem cells obtained in this way are called peripheral blood stem cells, and the new concept of peripheral blood was first put forward in the Ark of Life project initiated by human beings at the beginning of 2 1 century.