The InSightec ExAblate MR guided Focused Ultrasound Surgery (MRgFUS) system is a non-invasive thermal ablation device fully integrated with an MR imaging system and used for the ablation of soft tissue. It has been evaluated in an earlier FDA international, multi-center study and found to be safe and effective for the treatment of uterine fibroids. ExAblate device received FDA approval in October 2004.