- New devices were recently developed to substitute the external ligature by expandable ring allowing use in acute ascending aorta dissection, providing airtight ( i . e . not dependent on the coagulation integrity ), easy and quick anastomosis extended to the arch concavity Less invasive endovascular techniques allow covered metallic stent grafts to be inserted through the arteries of the leg and deployed across the aneurysm.
- It's difficult to find aorta dissection in a sentence. 用aorta dissection造句挺难的