# Esophageal, Mucosal, Electrical Characterization
> **Product code: QIS** · Class II — Moderate Risk (510(k) clearance required) · Gastroenterology, Urology · 21 CFR 876.1450
## Classification
- **FDA Product Code:** QIS
- **Device class:** Class II — Moderate Risk (510(k) clearance required)
- **Regulation:** 21 CFR 876.1450
- **Review panel:** GU
- **Medical specialty:** Gastroenterology, Urology
- **Submission type:** 1
- **GMP exempt:** N
- **Life sustaining:** N
- **Implant:** N
- **Third-party review:** N
## Definition

The esophageal tissue characterization system is intended for obtaining measurements of electrical properties within esophageal tissue.

## Market data
- **Cleared 510(k) submissions:** 3
- **Registered establishments:** 2
## Source
- [FDA Device Classification](https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpcd/classification.cfm?ID=QIS)
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