deltatrials
Completed NA INTERVENTIONAL 2-arm NCT03082599

Symfony Toric Intraocular Lens Visual Outcomes

Visual Outcomes of an Extended Depth of Focus (EDOF) Intraocular Lens (IOL)

Sponsor: Abbott Medical Optics

Conditions Astigmatism Bilateral Cataract Bilateral
Interventions Presbyopia and astigmatism correcting intraocular lens
Updated 9 times since 2017 Last updated: Jan 23, 2020 Started: Feb 17, 2017 Primary completion: Apr 3, 2018 Completion: Apr 3, 2018
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This NA trial investigates Astigmatism Bilateral and Cataract Bilateral and is currently completed. Abbott Medical Optics leads this study, which shows 9 recorded versions since 2017 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Apr 2017 – ~Feb 2018 · 10 months · monthly snapshotRecruiting~Feb 2018 – ~Jun 2018 · 4 months · monthly snapshotRecruiting~Jun 2018 – ~Jul 2018 · 30 days · monthly snapshotRecruiting~Jul 2018 – ~Feb 2020 · 19 months · monthly snapshotCompleted~Feb 2020 – ~Jan 2021 · 11 months · monthly snapshotCompleted~Jan 2021 – ~Jul 2024 · 42 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotCompleted~Sep 2025 – present · 10 months · monthly snapshotCompleted

Change History

9 versions recorded

  1. Sep 2025 — Present [monthly]

    Completed NA

  2. Sep 2024 — Sep 2025 [monthly]

    Completed NA

  3. Jul 2024 — Sep 2024 [monthly]

    Completed NA

  4. Jan 2021 — Jul 2024 [monthly]

    Completed NA

  5. Feb 2020 — Jan 2021 [monthly]

    Completed NA

▶ Show 4 earlier versions

  1. Jul 2018 — Feb 2020 [monthly]

    Completed NA

    Status: Recruiting → Completed

  2. Jun 2018 — Jul 2018 [monthly]

    Recruiting NA

  3. Feb 2018 — Jun 2018 [monthly]

    Recruiting NA

  4. Apr 2017 — Feb 2018 [monthly]

    Recruiting NA

    First recorded

Feb 2017

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Abbott Medical Optics
  • Carolina Eyecare Physicians, LLC
  • Science in Vision
Data source: Carolina Eyecare Physicians, LLC

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

Study Locations