Ga Ram Ahn, You Na Jang, So Young Lee, Woo Ju Kim, Hye Sung Han, Kwang Ho Yoo, Tae Hui Bae, Jaesang Barn, Joon Seok, Beom Joon Kim
BACKGROUND: A novel dual-length microneedle radiofrequency (DLMR) device has been developed to achieve full-thickness skin rejuvenation by stimulating the papillary and reticular dermis simultaneously. This device's dual-level targeting concept need to be validated on human skin, although its clinical efficacy has been demonstrated in a previous study. OBJECTIVES: This study evaluated the dual-depth targeting capability and the ability to induce rejuvenation in each layer of vertical skin anatomy, that is, the epidermis, papillary dermis, and reticular dermis, using full-thickness human facial skin samples...
October 2023: Lasers in Surgery and Medicine