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Completed Early Phase 1 Interventional Accepts healthy volunteers

MRI of Glymphatic Clearance During Anesthetic Sedation

ClinicalTrials.gov ID: NCT02768688

Public ClinicalTrials.gov record NCT02768688. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 4, 2026, 8:48 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Glymphatic Clearance During Anesthesia and Sleep: A Diffusion Tensor Imaging (DTI) Study in Humans

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This study is to assess the effect of dexmedetomidine anesthesia on glymphatic flow in 5 healthy human subjects as visualized by diffusion tensor MRI. The study is designed to measure clinically established, safe imaging of DTI and cerebral blood flow at baseline, during a continuous intravenous infusion of dexmedetomidine at doses designed to produce anesthesia-induced unconsciousness to simulate natural sleep, and again on return to wakefulness.

Study identification

NCT ID
NCT02768688
Recruitment status
Completed
Study type
Interventional
Phase
Early Phase 1
Lead sponsor
University of Pennsylvania
Other
Enrollment
17 participants

Conditions and interventions

Interventions

Other · Drug

Eligibility (public fields only)

Age range
20 Years to 40 Years
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jun 30, 2014
Primary completion
Feb 8, 2017
Completion
Nov 30, 2017
Last update posted
Jan 24, 2018

2014 – 2017

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
University of Pennsylvania Philadelphia Pennsylvania 19104

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT02768688, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jan 24, 2018 · Synced Sep 4, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT02768688 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →