# Endoscope, Accessories, Narrow Band Spectrum
> **Product code: NWB** · Class II — Moderate Risk (510(k) clearance required) · Gastroenterology, Urology · 21 CFR 876.1500
## Classification
- **FDA Product Code:** NWB
- **Device class:** Class II — Moderate Risk (510(k) clearance required)
- **Regulation:** 21 CFR 876.1500
- **Review panel:** GU
- **Medical specialty:** Gastroenterology, Urology
- **Submission type:** 1
- **GMP exempt:** N
- **Life sustaining:** N
- **Implant:** N
- **Third-party review:** N
## Definition

Alternative mode of visualization using narrow bands from the visible spectrum for illumination and indicated for endoscopy and endoscopic surgery of the upper and lower diagestive tract and urinary tract.

## Market data
- **Cleared 510(k) submissions:** 9
- **Registered establishments:** 31
## Source
- [FDA Device Classification](https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpcd/classification.cfm?ID=NWB)
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