The Fibroblast Plasma Lift Arc—Explained ✨ What you are seeing is plasma pen being administered on my face (yes, I’m numb..) 🫶🏼 The tiny “arc” you see during a fibroblast treatment is actually plasma energy—the fourth state of matter (after solid, liquid, and gas). When the device ionizes the air between the tip and your skin, it creates a controlled plasma spark that instantly contracts the surface tissue while sending a deep signal to your fibroblasts to produce new collagen and elastin. 💡