Surg Technol Int. 2018 Jun 1;32:145-149. Evaluation of the Safety and Efficacy of a Novel Radiofrequency Device for Vaginal Treatment. Caruth JC(1). Author information: (1)Plano Aesthetics, Plano, TX. INTRODUCTION: Vaginal laxity and atrophy are caused mainly by aging and vaginal childbirth, which lead to a loss of strength and flexibility within the vaginal wall.