deltatrials
Terminated OBSERVATIONAL NCT00195052

Intrinsic Optical Imaging Study to Map Neocortical Seizure in Human Epilepsy Patients

Intraoperative Optical Mapping of Human Epileptiform and Functional Cortex

Sponsor: Weill Medical College of Cornell University

Conditions Epilepsy
Interventions Intrinsic signal imaging of human cortex
Updated 14 times since 2017 Last updated: Jun 18, 2025 Started: May 31, 2002 Primary completion: Apr 30, 2025 Completion: Apr 30, 2025
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Terminated

The study is terminating prematurely as Dr. Schwartz is no longer at WCM, and the study cannot feasibly be completed in his absence.

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A observational or N/A phase clinical study on Epilepsy, this trial is terminated or withdrawn. The trial is conducted by Weill Medical College of Cornell University and has accumulated 14 data snapshots since 2002. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~Jan 2017 – ~Feb 2017 · 31 days · monthly snapshot~Feb 2017 – ~Apr 2018 · 14 months · monthly snapshot~Apr 2018 – ~Jun 2018 · 2 months · monthly snapshot~Jun 2018 – ~Feb 2019 · 8 months · monthly snapshot~Feb 2019 – ~Mar 2020 · 13 months · monthly snapshot~Mar 2020 – ~Jan 2021 · 10 months · monthly snapshot~Jan 2021 – ~Apr 2021 · 3 months · monthly snapshot~Apr 2021 – ~Apr 2022 · 12 months · monthly snapshot~Apr 2022 – ~Sep 2023 · 17 months · monthly snapshot~Sep 2023 – ~Jul 2024 · 10 months · monthly snapshot~Jul 2024 – ~Aug 2024 · 31 days · monthly snapshot~Aug 2024 – ~Sep 2024 · 31 days · monthly snapshot~Sep 2024 – ~Jul 2025 · 10 months · monthly snapshot~Jul 2025 – present · 12 months · monthly snapshot

Change History

14 versions recorded

  1. Jul 2025 — Present [monthly]

    Terminated

    Status: Recruiting → Terminated

  2. Sep 2024 — Jul 2025 [monthly]

    Recruiting

  3. Aug 2024 — Sep 2024 [monthly]

    Recruiting

  4. Jul 2024 — Aug 2024 [monthly]

    Recruiting

  5. Sep 2023 — Jul 2024 [monthly]

    Recruiting

▶ Show 9 earlier versions

  1. Apr 2022 — Sep 2023 [monthly]

    Recruiting

  2. Apr 2021 — Apr 2022 [monthly]

    Recruiting

    Status: Active Not Recruiting → Recruiting

  3. Jan 2021 — Apr 2021 [monthly]

    Active Not Recruiting

  4. Mar 2020 — Jan 2021 [monthly]

    Active Not Recruiting

    Status: Recruiting → Active Not Recruiting

  5. Feb 2019 — Mar 2020 [monthly]

    Recruiting

  6. Jun 2018 — Feb 2019 [monthly]

    Recruiting

  7. Apr 2018 — Jun 2018 [monthly]

    Recruiting

    Phase: NA → None

  8. Feb 2017 — Apr 2018 [monthly]

    Recruiting NA

  9. Jan 2017 — Feb 2017 [monthly]

    Recruiting NA

    First recorded

May 2002

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Weill Medical College of Cornell University
Data source: Weill Medical College of Cornell University

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations