NCT04506892Completed
Quantitation of Glymphatic Functioning in Sleep and Meditative States
Source: ClinicalTrials.gov · Last updated 6 Aug 2025
Brief summary (registry, in English)
This involves development and application of magnetic resonance imaging (MRI) methods for visualizing hemodynamic and metabolic relationships in healthy volunteers with advanced meditation experience.
- Status (registry)
- Completed
- Study type
- Interventional
- Enrollment
- 75 (actual)
- First submitted
- 17 Jul 2020
- Start date
- 1 Feb 2021
- Primary completion date
- 1 Dec 2024
- Lead sponsor
- Vanderbilt University Medical Center
- Diseases
- Parkinson disease
- NCT number
- NCT04506892
What you commit to
- Study type: Interventional
- Participants enrolled: 75
- From 1 Feb 2021 to the primary completion date, 1 Dec 2024
- 1 site in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Prior treatment
- Any non-MR compatible material implant, or contraindication to MR scanning
- Taking benzodiazepines, cholinestorase inhibitors, anti-psychotics, opioids, MAO inhibitors
Other illness
- Participants with a recent (less than 2 months) infection, tattoo, or wound
- clinical diagnosis of any major neurological or psychological condition
Other
- Claustrophobia or inability to lie still for prolonged periods of time
- No consumption of stimulants or alcohol within 12 hours of the study visit
Who the study is looking for
- Ages 14-45
- "Adept meditator status"
Age in the registry: 18 years to 45 years · Sex: All · Accepts healthy volunteers
Sites (1)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Vanderbilt University Medical Center Coordinator of this site? Confirm its status | Nashville | United States | Unknown status |
This page is information, not medical advice. Discuss any trial with your doctor.