The product consists of a stent, a delivery guidewire, and an introducer sheath. The stent is made of nickel-titanium alloy material, with four tantalum marker bands at each end and two spiral tantalum marker bands. The delivery guidewire is composed of a core wire, marker bands, winding wire, tube body, adhesive, and warning markers. The materials used include nickel-titanium alloy, 304 stainless steel, platinum-iridium alloy, platinum-tungsten alloy, polyimide, adhesive, polyethylene terephthalate, ink, hardener, and retarder. The introducer sheath is made of polyethylene. The product is for single use and is sterilized by electron beam radiation.