A Post-Approval Registry for Exablate 4000 Type 1.0 and Type 1.1 for Unilateral Pallidotomy for the Treatment of Advanced, Idiopathic Parkinson's Disease With Medication-refractory Moderate to Severe Motor Complications

This is a post-approval registry which is required by of the approval under PMA P150038/S014 for the Exablate® Model 4000 (Exablate Neuro) Type 1.0 and Type 1.1 for unilateral pallidotomy in the treatment of idiopathic Parkinson's Disease with medication-refractory moderate to severe motor complications. Subjects participating in this registry will have received a unilateral pallidotomy using the commercially available Exablate Neuro.

The following assessments will be collected at Baseline, 3, 6, and 12 months post Exablate procedure and annually thereafter for 5 years:

Adverse Events (AEs) (does not apply to Baseline Visit) Medication usage MDS-UPDRS Unified Dyskinesia Rating Scale EQ-5D-5L WPAI-GH Clinician and Patient Global Impression of Change Patient Satisfaction Questionnaire

Inclusion criteria

• Men and women, age 30 years and older.
• Subject undergoing a planned an Exablate procedure for their Parkinson's Disease with Motor Complications per local institution standard of care.
• Subject is willing to cooperate with the Registry requirements including compliance with the regimen and completion of all Registry visits.
• Subject has signed and received a copy of the approved informed consent form.

Exclusion criteria

• Subject does not agree to participate or is unlikely to participate for the entirety of the Registry.