# Ahmed Glaucoma Valve Implantation; Graft-Free Short Tunnel Small Flap Versus Scleral Patch Graft

> **NCT03551834** · PHASE1,PHASE2 · UNKNOWN · sponsor: **Shahid Beheshti University of Medical Sciences** · enrollment: 80 (estimated)

## Conditions studied

- Glaucoma

## Interventions

- **OTHER:** Conventional scleral patch graft glaucoma implantation
- **OTHER:** New surgical method (short tunnel small flap technique)

## Key facts

- **NCT ID:** NCT03551834
- **Lead sponsor:** Shahid Beheshti University of Medical Sciences
- **Sponsor class:** OTHER
- **Phase:** PHASE1,PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2017-01-20
- **Primary completion:** 2017-09-20
- **Final completion:** 2018-09
- **Target enrollment:** 80 (ESTIMATED)
- **Last updated:** 2018-06-11


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03551834

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03551834, "Ahmed Glaucoma Valve Implantation; Graft-Free Short Tunnel Small Flap Versus Scleral Patch Graft". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT03551834. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*
