• Prospective, single-arm, multi-center registry study
• A total of 150 subjects with iliac artery disease who meet all inclusion and exclusion criteria will be included.
• Patients will be followed clinically for 12 months after the procedure.
• Duplex ultrasound, CT or catheter-based angiography follow-up according to participating hospital's protocol will be performed at 12 months.
• Presence of stent fracture will be evaluated by plain radiography or fluoroscopy at 12 months.
• Quality of life by standardized questionnaires (at baseline & at 1 & 12 months)

Inclusion Criteria:

1. Age 19 years of older

2. Symptomatic peripheral artery disease:

   • Moderate or severe claudication (Rutherford category 2 or 3)
   • Critical limb ischemia (Rutherford category 4)

3. Iliac artery lesions with stenosis > 50%

4. ABI <0.9

5. Patients with signed informed consent

Exclusion Criteria:

1. Acute critical limb ischemia
2. Severe critical limb ischemia (Rutherford category 5 or 6)
3. Known hypersensitivity or contraindication to any of the following medications: heparin, aspirin, clopidogrel, cilostazol, or contrast agents
4. In-stent restenosis lesions (Restenosis lesions without previously implanted stents are eligible to the enrollment)
5. Bypass graft lesions
6. Age > 85 years
7. Severe hepatic dysfunction (> 3 times normal reference values)
8. Significant leucopenia, neutropenia, thrombocytopenia, anemia, or known bleeding diathesis
9. LVEF < 40% or clinically overt congestive heart failure
10. Pregnant women or women with potential childbearing
11. Life expectancy <1 year due to comorbidity
12. Untreated proximal inflow disease of aorta or the ipsilateral iliac arteries (more than 50% stenosis or occlusion)

Iliac artery disease