deltatrials
Completed OBSERVATIONAL NCT04495829

Clinical and Refractive Outcomes After Contoura® Refractive Surgery Planned Using Phorcides Surgery Planning Software

Sponsor: Alcon Research

Updated 7 times since 2020 Last updated: Jul 18, 2023 Started: Jul 24, 2020 Primary completion: Apr 21, 2021 Completion: Apr 21, 2021
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT04495829, this observational or N/A phase trial focuses on Refractive Errors and remains completed. Sponsored by Alcon Research, it has been updated 7 times since 2020, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~Sep 2020 – ~Jan 2021 · 4 months · monthly snapshotEnrolling By Invitation~Jan 2021 – ~Feb 2021 · 31 days · monthly snapshotEnrolling By Invitation~Feb 2021 – ~May 2022 · 15 months · monthly snapshotActive Not Recruiting~May 2022 – ~Aug 2023 · 15 months · monthly snapshotCompleted~Aug 2023 – ~Jul 2024 · 11 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – present · 22 months · monthly snapshotCompleted

Change History

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

    Completed

  2. Jul 2024 — Sep 2024 [monthly]

    Completed

  3. Aug 2023 — Jul 2024 [monthly]

    Completed

  4. May 2022 — Aug 2023 [monthly]

    Completed

    Status: Active Not RecruitingCompleted

  5. Feb 2021 — May 2022 [monthly]

    Active Not Recruiting

    Status: Enrolling By InvitationActive Not Recruiting

Show 2 earlier versions
  1. Jan 2021 — Feb 2021 [monthly]

    Enrolling By Invitation

  2. Sep 2020 — Jan 2021 [monthly]

    Enrolling By Invitation

    First recorded

Jul 2020

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Alcon Research
  • American Corneal Consultants
  • Science in Vision
Data source: American Corneal Consultants

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