# Randomized Study of Radiofrequency- vs. Cryo-Ablation for Typical Isthmus-Dependent Atrial Flutter

> **NCT00196170** · PHASE4 · UNKNOWN · sponsor: **Deutsches Herzzentrum Muenchen** · enrollment: 500 (estimated)

## Conditions studied

- Atrial Flutter

## Interventions

- **PROCEDURE:** RF ablation of the cavo-tricuspid isthmus
- **PROCEDURE:** cryo ablation of the cavo-tricuspid isthmus
- **PROCEDURE:** irrigated tip radiofrequency ablation of the cavo-tricuspid isthmus
- **PROCEDURE:** cryo 6.5mm tip ablation of the cavotricuspid isthmus

## Key facts

- **NCT ID:** NCT00196170
- **Lead sponsor:** Deutsches Herzzentrum Muenchen
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2003-05
- **Primary completion:** 2008-04
- **Final completion:** 2008-07
- **Target enrollment:** 500 (ESTIMATED)
- **Last updated:** 2008-03-19

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00196170

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00196170, "Randomized Study of Radiofrequency- vs. Cryo-Ablation for Typical Isthmus-Dependent Atrial Flutter". Retrieved via AI Analytics 2026-07-19 from https://api.ai-analytics.org/clinical/NCT00196170. Licensed CC0.

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