Carbon dioxide-angiography for patients with peripheral arterial disease at risk of contrast-induced nephropathy

Figure 1 The pre-assembled portable medical AngiAssist^® delivery system consisting of two one-way valves, a reservoir syringe, a delivery syringe, proprietary K-valve, and afferent and efferent tubing.

Figure 2 Carbon dioxide angiography imaging findings. A-C: Carbon dioxide angiography imaging findings of lower extremity vessels of a 71-year-old male with peripheral arterial disease. AO: Aorta; CIA: Common iliac artery; EIA: External iliac artery; SFA: Superficial femoral artery; TP Trunk: Tibioperoneal trunk; ATA: Anterior tibial artery; PTA: Posterior tibial artery.

Figure 3 Average contrast used per endovascular procedure. Data from our Office Based Lab shows a reduction in Total Iodine Contrast used per procedure after adopting Hybrid CO₂ Angiography.