# Stimulator, Nerve, For Restless Legs Syndrome
> **Product code: QWD** · Class II — Moderate Risk (510(k) clearance required) · Neurology · 21 CFR 882.5887
## Classification
- **FDA Product Code:** QWD
- **Device class:** Class II — Moderate Risk (510(k) clearance required)
- **Regulation:** 21 CFR 882.5887
- **Review panel:** NE
- **Medical specialty:** Neurology
- **Submission type:** 1
- **GMP exempt:** N
- **Life sustaining:** N
- **Implant:** N
- **Third-party review:** N
## Definition

An external lower extremity nerve stimulator for Restless Legs Syndrome is a prescription device that uses external electrical stimulators and cutaneous electrodes to stimulate nerves in the lower extremity (e.g.,peroneal nerves) and evoke tonic, sustained muscle activation in the legs to reduce the symptoms of Restless Legs Syndrome.

## Market data
- **Cleared 510(k) submissions:** 1
- **Registered establishments:** 3
## Source
- [FDA Device Classification](https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpcd/classification.cfm?ID=QWD)
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