Status:

ACTIVE_NOT_RECRUITING

Direct Cortical Measurement of the Intensity and Pattern of Current Flow Produced by TDCS

Lead Sponsor:

NYU Langone Health

Conditions:

Epilepsy

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

The primary study objective is to measure the electrical fields evoked by tDCS using subjects who have implanted intracranial electrodes as part of their evaluation for epilepsy surgery. The measureme...

Detailed Description

Noninvasive brain stimulation (NBS) represents a promising set of tools for neurotherapeutics and rehabilitation. In a literature search, NBS has been tested for over seventy neurologic and psychiatri...

Eligibility Criteria

Inclusion

  • Subjects for this study will be recruited from patients undergoing routine intracranial electrode placement as part of the evaluation for surgical treatment of medically refractory epilepsy. Inclusion criteria include:
  • Age ≥ 18 years
  • Placement of intracranial electrode arrays (grid, strip and or depth electrodes) for seizure focus localization and/or mapping of eloquent cortex
  • Able to provide written informed consent
  • English-speaking patients only

Exclusion

  • Cognitive impairment (Intelligence Quotient \<70)
  • Facial or forehead skin breakdown that would interfere with surface electrode placement
  • Contraindication to MRI
  • Known adhesive allergy
  • Space occupying intracranial pathology including brain tumor, ateriovenous malformation, cavernous malformation, prior surgical resection or significant encephalomalcia that would create unknown tissue inhomogeneity that cannot be accurately modeled.
  • Subjects who have had an electrographic or clinical seizure within one hour prior to the stimulation procedure

Key Trial Info

Start Date :

November 1 2013

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

June 1 2026

Estimated Enrollment :

10 Patients enrolled

Trial Details

Trial ID

NCT02263274

Start Date

November 1 2013

End Date

June 1 2026

Last Update

May 1 2025

Active Locations (1)

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Neurology

New York, New York, United States, 11106