Fig. 3From: Direct bare metal needle puncture and balloon angioplasty in calcified plaques of the common femoral artery guided by angiography (“BAMBOO SPEAR”)a, b Final angiography shows sufficient expansion of the lesions. c Angiography when the SFA was treated 5 months after CFA treatment. The CFA was well opened. d–f IVUS shows that the CFA is sufficiently patent. Panel d shows the proximal CFA, panel e shows the mid-CFA, and panel c shows the distal CFABack to article page