Methods Domestic Ni-Ti alloy was knitted tubular mesh stents, wrapped with domestic silk-dacron woven graft.The stent-graft was inserted into introducer sheath.

• 方法以国产镍钛合金丝编织成网状管型支架，外套以国产真丝涤纶交织人造血管，装入导鞘制成支架-移植物系统；