The goal of this prospective, single-arm, multi-site, feasibility study is to develop data to evaluate the safety and effectiveness of unilateral focused ultrasound thalamotomy using this ExAblate Transcranial System in the treatment of medication-refractory tremor resulting from idiopathic Parkinson's disease.~The Indications for Use claim for this system is: treatment of medication-refractory tremor in subjects with idiopathic Parkinson's disease.
Safety and Effectiveness in ExAblate Neuro treatment of medication-refractory tremor in subjects with idiopathic Parkinson's disease.