# External Upper Esophageal Sphincter (Ues) Compression Device
> **Product code: PKA** · Class II — Moderate Risk (510(k) clearance required) · Ear, Nose, Throat · 21 CFR 874.5900
## Classification
- **FDA Product Code:** PKA
- **Device class:** Class II — Moderate Risk (510(k) clearance required)
- **Regulation:** 21 CFR 874.5900
- **Review panel:** EN
- **Medical specialty:** Ear, Nose, Throat
- **Submission type:** 1
- **GMP exempt:** N
- **Life sustaining:** N
- **Implant:** N
- **Third-party review:** N
## Definition

The external UES compression device is intended to reduce the symptoms of laryngopharyngeal reflux (LPR) disease by reducing the regurgitation of stomach contents from passing through the upper esophageal sphincter.

## Market data
- **Cleared 510(k) submissions:** 2
- **Registered establishments:** 1
## Source
- [FDA Device Classification](https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpcd/classification.cfm?ID=PKA)
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