Deep Brain Stimulation (DBS) Retrospective Outcomes Study
← catalyst calendarNCT03664609 · readout ≤ 864 d
Sponsored by Boston Scientific Corporation (industry) · BSX — their whole pipeline →.
Phase
—
Status
Recruiting
Study type
Observational
Enrollment
5,000estimated
Sites
19
Countries
Belgium, France, Germany +3
Every value on this page is a field the sponsor filed with ClinicalTrials.gov, reproduced. Dates are their own estimates, revised as a study runs, unless the registry marks them actual. sources →
Source: ClinicalTrials.gov, retrieved 2026-08-19
Dates
each axis at the precision it was filed, with the registry's own basis| Date | Filed | Basis | What it is |
|---|---|---|---|
| Start | 2019-03-12 | actual | When the study began enrolling |
| Primary completion | Dec 2028 | estimated | The date the last participant is measured for the primary outcome — the readout window |
| Study completion | Dec 2028 | estimated | The whole study's end, after follow-up |
| First posted | 2018-09-10 | actual | When this record first appeared on the registry |
| Results posted | — | When the sponsor posted results to the registry | |
| Record updated | 2026-08-04 | actual | The sponsor's own last edit to this record — every projection above is as current as this date |
What it studies
Conditions
- Parkinson Disease
- Essential Tremor
- Dystonia
Intervention
- Device: Deep Brain Stimulation
Primary outcome
what the primary-completion date above is the date OFMean Change in Unified Parkinson's Disease Rating Scale (UPDRS III) at up to 5 years post implant compared to baseline
measured 5 yrs. post implant
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