Please assess the completion status of the following clinical trial:

Trial Title: STEM-PD Open Label Extension (OLE)

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: None
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* Completion of the study activities in the STEM-PD RCT trial. l.~* Participants must be willing and able to give consent to participate in the study trial.~Exclusion Criteria:~* Participant anticipates being unable to attend all visits and complete all study activities in both the RCT and OLE study trial.~* Women of child-bearing potential who are pregnant or plan to become pregnant during the course of the RCT or OLE study trial.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 85 Years
- Healthy Volunteers: f

Study Arms:
- Experimental Treatment 1 (Type: EXPERIMENTAL): Study participants will self-administer \~19-minute treatments twice daily in the home setting using a non-invasive brainstem modulation device. The device has been deemed as a nonsignificant risk for studies in Parkinson's disease by the United States Food and Drug Administration.

Based on this trial design, predict the completion outcome and termination type (if applicable).