Microneedling with Derma Fractional Needling System Derma FNS Microneedling is  a safe and effective treatment which can help to  rejuvenate the skin, improving a host of conditions by stimulating your skin’s own healing and regenerating response. Derma FNS is a motorised pen device which quickly and systematically creates a series of tiny little injuries in a process known as fractional needling. It features a series of sterile needles which pierce the surface of the skin, c