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Trial · NCT04152993

Responsive Neurostimulation for Post-Traumatic Stress Disorder

NCT04152993, Early phase 1, Unknown, VA Greater Los Angeles Healthcare System

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Responsive Neurostimulation for Post-Traumatic Stress Disorder. Trials, record NCT04152993. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT04152993

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Responsive Neurostimulation for Post-Traumatic Stress Disorder
NCT number
NCT04152993
Status
Unknown
Phases
Early phase 1
Enrollment
6 participants, estimated
Lead sponsor
VA Greater Los Angeles Healthcare System
Conditions
Post-Traumatic Stress Disorder
Interventions
NeuroPace® RNS® System
First posted
2019-11-06
Last updated
2024-05-28

Source ClinicalTrials.gov

Registered outcomes61

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimarySpectral power analysis and oscillatory propertiesBaselineThis is associated with Specific Aim 1: To determine electrophysiological biomarkers of fear, extinction and PTSD symptoms. The metric for measurement will be Better Oscillation Detection (BOSC)
PrimarySpectral power analysis and oscillatory propertiesthrough study completion, an average of 1 yearThis is associated with Specific Aim 1: To determine electrophysiological biomarkers of fear, extinction and PTSD symptoms. The metric for measurement will be Better Oscillation Detection (BOSC)
PrimaryCross-frequency coupling and power coherence comodulogramsBaselineThis is associated with Specific Aim 1: To determine electrophysiological biomarkers of fear, extinction and PTSD symptoms. The metric for measurement will be modulation index.
PrimaryCross-frequency coupling and power coherence comodulogramsthrough study completion, an average of 1 yearThis is associated with Specific Aim 1: To determine electrophysiological biomarkers of fear, extinction and PTSD symptoms. The metric for measurement will be modulation index.
PrimaryRegion of Interest analysis (FDG PET)BaselineThis is associated with Specific Aim 2: To determine engagement of fear processing neural networks by neurostimulation. The metric for measurement will be Cerebral metabolic rate of glucose (CMRglc)
PrimaryRegion of Interest analysis (FDG PET)After initial exposure sessionThis is associated with Specific Aim 2: To determine engagement of fear processing neural networks by neurostimulation. The metric for measurement will be Cerebral metabolic rate of glucose (CMRglc)
PrimaryRegion of Interest analysis (FDG PET)12 months post-operativelyThis is associated with Specific Aim 2: To determine engagement of fear processing neural networks by neurostimulation. The metric for measurement will be Cerebral metabolic rate of glucose (CMRglc)
PrimaryAlpha rhythm frequency (EEG)BaselineThis is associated with Specific Aim 2: To determine engagement of fear processing neural networks by neurostimulation. The metric for measurement will be frequency (Hertz)
PrimaryAlpha rhythm frequency (EEG)monthly after implantation for the first yearThis is associated with Specific Aim 2: To determine engagement of fear processing neural networks by neurostimulation. The metric for measurement will be frequency (Hertz)
PrimaryAlpha rhythm frequency (EEG)quarterly during year 2-4This is associated with Specific Aim 2: To determine engagement of fear processing neural networks by neurostimulation. The metric for measurement will be frequency (Hertz)

Outcomes0

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

None in this release.

Results by group0

Each measurement the trial posted, group by group, in the words and numbers it posted.

None in this release.

Participant flow0

How many started, completed or left each group, period by period.

None in this release.

Adverse events0

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

None in this release.

Adverse event totals0

The totals the trial posted for each group.

None in this release.

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMIDListed as
37225710DERIVED

Source PubMed

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests10

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

TestNamed asSource
Card Sorting Test (Berg)Secondary outcomeConductCognition
Complex Figure Copy and RecallSecondary outcomeConductCognition
Design Fluency TestSecondary outcomeConductCognition
Digit Span TestSecondary outcomeConductCognition
Iowa Gambling LiteSecondary outcomeConductCognition
Stroop Color-Word TestSecondary outcomeConductCognition
Trail Making Test ASecondary outcomeConductCognition
Trail Making Test BSecondary outcomeConductCognition
Verbal FluencySecondary outcomeConductCognition
Verbal LearningSecondary outcomeConductCognition

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT04152993

GET https://conductscience.org/api/trials/v1/NCT04152993/registered?page=2