# Left Atrial Appendage Closure as Secondary Prevention of Atrial Fibrillation-related Embolic Events

> **NCT04559243** · — · RECRUITING · sponsor: **Lifetech Scientific (Shenzhen) Co., Ltd.** · enrollment: 579 (estimated)

## Conditions studied

- Non-valvular Atrial Fibrillation
- Embolic Stroke

## Interventions

- **DIAGNOSTIC_TEST:** Transthoracic Echocardiography

## Key facts

- **NCT ID:** NCT04559243
- **Lead sponsor:** Lifetech Scientific (Shenzhen) Co., Ltd.
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2020-11-12
- **Primary completion:** 2025-11
- **Final completion:** 2027-11
- **Target enrollment:** 579 (ESTIMATED)
- **Last updated:** 2022-12-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04559243

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04559243, "Left Atrial Appendage Closure as Secondary Prevention of Atrial Fibrillation-related Embolic Events". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT04559243. Licensed CC0.

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