# Assessment of the Sphere-9™ Catheter and Affera Mapping and Ablation System for Treatment of Atrial and Ventricular Arrhythmias

> **NCT04211441** · NA · COMPLETED · sponsor: **Medtronic Cardiac Ablation Solutions** · enrollment: 74 (actual)

## Conditions studied

- Atrial Fibrillation
- Atrial Flutter
- Ventricular Tachycardia

## Interventions

- **DEVICE:** Catheter mapping and ablation with the Sphere-9 Catheter and Affera Mapping and Ablation System

## Key facts

- **NCT ID:** NCT04211441
- **Lead sponsor:** Medtronic Cardiac Ablation Solutions
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2018-06-01
- **Primary completion:** 2019-09-02
- **Final completion:** 2020-09-18
- **Target enrollment:** 74 (ACTUAL)
- **Last updated:** 2025-05-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04211441

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04211441, "Assessment of the Sphere-9™ Catheter and Affera Mapping and Ablation System for Treatment of Atrial and Ventricular Arrhythmias". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04211441. Licensed CC0.

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