- De novo atherosclerotic lesions (stenosis and/or occlusion) of the superficial femoral artery, the proximal popliteal artery (P1), or both. The treatment area in the SFA and popliteal artery extended from 1 cm below the origin of the profunda femoris artery to 3 cm above the proximal margin of the intercondylar fossa of the femur.