# Polar Wand Carbon Dioxide Cryotherapy for Barrett's Esophagus

> **NCT01477177** · NA · TERMINATED · sponsor: **Mayo Clinic** · enrollment: 4 (actual)

## Conditions studied

- Barrett's Esophagus

## Interventions

- **DEVICE:** Polar Wand carbon dioxide cryotherapy

## Key facts

- **NCT ID:** NCT01477177
- **Lead sponsor:** Mayo Clinic
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2011-08
- **Primary completion:** 2014-04
- **Final completion:** 2014-04
- **Target enrollment:** 4 (ACTUAL)
- **Why stopped:** enrollment much slower than anticipated, and, funding issues
- **Last updated:** 2019-05-15

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01477177

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01477177, "Polar Wand Carbon Dioxide Cryotherapy for Barrett's Esophagus". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT01477177. Licensed CC0.

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