# Visual Field Changes in TECNIS ZCB00 Monofocal vs. TECNIS Symfony Extended Depth of Focus Intraocular Lens Implantation

> **NCT03505827** · — · WITHDRAWN · sponsor: **Western University, Canada**

## Conditions studied

- Lenses, Intraocular
- Visual Fields
- Cataract

## Interventions

- **DIAGNOSTIC_TEST:** 24-2 SITA Standard Humphrey Visual Field Test

## Key facts

- **NCT ID:** NCT03505827
- **Lead sponsor:** Western University, Canada
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** WITHDRAWN
- **Start date:** 2018-06-01
- **Primary completion:** 2019-10-01
- **Final completion:** 2019-10-01
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** No participants were successfully enrolled.
- **Last updated:** 2019-10-02

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03505827

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03505827, "Visual Field Changes in TECNIS ZCB00 Monofocal vs. TECNIS Symfony Extended Depth of Focus Intraocular Lens Implantation". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT03505827. Licensed CC0.

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