SubnoviiWhat is Subnovii Plasma Pen? The Subnovii Plasma Pen is the most advanced, non invasive, skin lifting, skin tightening and rejuvenation method used to treat wrinkles, and sagging, dull and uneven skin tone. The Plasma Pen is the latest device used to perform fibroblast therapy, a technique used to stimulate production of collagen in the skin. Who is a good candidate? This is a non invasive treatment and most people who have age related concerns are