# K191080: Ambu aScope 4 RhinoLaryngo Slim

- Pathway: 510(k) (Special)
- Applicant: Ambu A/S
- Decided: May 22, 2019 after 28 days
- Product code: EOB (Nasopharyngoscope (Flexible Or Rigid))
- Device class: 2
- Regulation: 21 CFR 874.4760
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 6 generations back to K931154 (1993). 10 ancestors in all.
4 later devices descend from it; 4 cite it directly.
0 of 15 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K181286: Ambu aScope RLS Slim, Ambu A/S (2018) Summary page 4.

## Most influential descendants
- K253184: Video Rhinolaryngoscope System (Disposable Video Rhinolaryngoscope SP11A Endoscopic Video Processor M110B) (2026), 0 descendants of its own
- K232435: Rhinolaryngoscope system (2024), 0 descendants of its own
- K214050: ENT Nasopharyngoscope and Accessories (2022), 0 descendants of its own
- K220004: Zsquare ENT-Flex Endoscope (2022), 0 descendants of its own

## Indications for use
The endoscope is a sterile, single-use, flexible endoscope intended for endoscopic procedures and examination within the nasal lumens and upper airway anatomy. The endoscope is intended to provide visualization via a monitor. The endoscope is intended for use in a hospital environment. It is designed for use in adults.

Source page: https://510kreport.com/device/K191080
Methodology: https://510kreport.com/methodology