... )Micro NEEDLE +590+450latest light penetration + Derma Rejuvenation TherapyDerma rejuvenation therapy is also known by many other names such as micro ... needle therapy, derma roller, C.I.T.(collagen induction therapy), and etc. D.R.T is ... with minimum injury Before and AfterThe Future of Derma Rejuvenation Therapy The needle tip has nine needles only which can control ...