deltatrials
Completed PHASE4 INTERVENTIONAL 2-arm NCT03549234

Erector Spinae Versus Paravertebral Nerve Blocks for Breast Surgery

A Randomized, Subject-Masked, Active-Controlled, Parallel-Arm Clinical Trial Comparing Erector Spinae and Paravertebral Nerve Blocks

Sponsor: University of California, San Diego

Conditions Breast Surgery
Updated 12 times since 2018 Last updated: Jul 8, 2020 Started: Jul 12, 2018 Primary completion: May 8, 2019 Completion: May 8, 2019
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This PHASE4 trial investigates Breast Surgery and is currently completed. University of California, San Diego leads this study, which shows 12 recorded versions since 2018 — indicating substantial longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Jul 2018 – ~Aug 2018 · 31 days · monthly snapshotNot Yet Recruiting~Aug 2018 – ~Oct 2018 · 2 months · monthly snapshotEnrolling By Invitation~Oct 2018 – ~Apr 2019 · 6 months · monthly snapshotEnrolling By Invitation~Apr 2019 – ~May 2019 · 30 days · monthly snapshotEnrolling By Invitation~May 2019 – ~Jun 2019 · 31 days · monthly snapshotEnrolling By Invitation~Jun 2019 – ~Aug 2020 · 14 months · monthly snapshotCompleted~Aug 2020 – ~Jan 2021 · 5 months · monthly snapshotCompleted~Jan 2021 – ~Dec 2022 · 23 months · monthly snapshotCompleted~Dec 2022 – ~Jan 2023 · 31 days · monthly snapshotCompleted~Jan 2023 – ~Jul 2024 · 18 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – present · 22 months · monthly snapshotCompleted

Change History

12 versions recorded
  1. Sep 2024 — Present [monthly]

    Completed PHASE4

  2. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE4

  3. Jan 2023 — Jul 2024 [monthly]

    Completed PHASE4

  4. Dec 2022 — Jan 2023 [monthly]

    Completed PHASE4

  5. Jan 2021 — Dec 2022 [monthly]

    Completed PHASE4

Show 7 earlier versions
  1. Aug 2020 — Jan 2021 [monthly]

    Completed PHASE4

  2. Jun 2019 — Aug 2020 [monthly]

    Completed PHASE4

    Status: Enrolling By InvitationCompleted

  3. May 2019 — Jun 2019 [monthly]

    Enrolling By Invitation PHASE4

  4. Apr 2019 — May 2019 [monthly]

    Enrolling By Invitation PHASE4

  5. Oct 2018 — Apr 2019 [monthly]

    Enrolling By Invitation PHASE4

  6. Aug 2018 — Oct 2018 [monthly]

    Enrolling By Invitation PHASE4

    Status: Not Yet RecruitingEnrolling By Invitation

  7. Jul 2018 — Aug 2018 [monthly]

    Not Yet Recruiting PHASE4

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • University of California, San Diego
Data source: University of California, San Diego

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

Study Locations