Much more than a revolt against British taxes and trade regulations, the American Revolution was the first modern revolution. It marked the first time in history that a people fought for their independence in the name of certain universal principles such as rule of law, constitutional rights, and popular sovereignty.uch more than a revolt against British taxes and trade regulations, the American Revolution was the first modern revolution. It marked the first time in history that a people fought for their independence in the name of certain universal principles such as rule of law, constitutional rights, and popular sovereignty.
Using catheters, interventional radiologists open vessels (including with angioplasty) and then place small tube-like devices called stents to maintain the opening of the vessel (or, in other words, to make sure that vessel's lumen stays patent). Specialists perform this additional.
Stents are usually metal mesh tubes inserted during PCI, a procedure that widens the blocked artery by temporarily inserting and inflating a tiny balloon. Stents help prevent the artery from becoming blocked again (restenosis). Even with stents, arteries can sometimes become blocked again.