# Fissure Closure With the AeriSeal System for CONVERTing Collateral Ventilation Status (CONVERT)

> **NCT04559464** · NA · COMPLETED · sponsor: **Pulmonx Corporation** · enrollment: 102 (actual)

## Conditions studied

- Emphysema
- COPD
- Severe Emphysema

## Interventions

- **DEVICE:** AeriSeal
- **DEVICE:** Zephyr Valves

## Key facts

- **NCT ID:** NCT04559464
- **Lead sponsor:** Pulmonx Corporation
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-12-15
- **Primary completion:** 2023-10-24
- **Final completion:** 2024-10-21
- **Target enrollment:** 102 (ACTUAL)
- **Last updated:** 2024-11-04


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04559464

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04559464, "Fissure Closure With the AeriSeal System for CONVERTing Collateral Ventilation Status (CONVERT)". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT04559464. Licensed CC0.

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