# K183090: Relieva Tract Balloon Dilation System

- Pathway: 510(k) (Traditional)
- Applicant: Acclarent, Inc.
- Decided: Apr 19, 2019 after 164 days
- Product code: QGK (Balloon, Nasal Airway)
- Device class: 1
- Regulation: 21 CFR 874.4420
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
1 later device descends from it; 1 cites it directly.
0 of 2 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names no predicate by number.

## Most influential descendants
- K181546: Dillard Nasal Balloon Catheter (2020), 0 descendants of its own

Source page: https://510kreport.com/device/K183090
Methodology: https://510kreport.com/methodology