# BXQ: Rhinoanemometer (Measurement Of Nasal Decongestion)

- Device class: 2; regulation: 21 CFR 868.1800; FDA's rule: 510(k) required
- FDA decisions: 12
- 510(k) review time 2021–2025: median 98 days (middle half 98–98)
- Recalls: 0 (0 Class I)
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026; MAUDE to Sep 30, 2026

## Decisions per year (last 10)
- 1984: 1
- 1985: 2
- 1990: 2
- 1993: 1
- 1998: 1
- 2000: 1
- 2002: 2
- 2017: 1
- 2022: 1

## Most-cited predicates
- K011329: Eccovision Acoustic Diagnostic Imaging Acoustic Pharyngometer (2002), cited by 2
- K170071: SGS ECCOVISIONTM Pharyngometer, SGS ECCOVISIONTM Rhinometer, SGS ECCOVISIONTM Rhino/Pharyngometer (2017), cited by 1
- K902120: Mercury Rhinomanometer (1990), cited by 1
- K000406: Rhinoscan Model SRE2000/ SRE2100 with Acoustic Rhinometry Module (2000), cited by 1
- K921452: Acoustic Rhinometer (1993), cited by 1

Source page: https://510kreport.com/product-code/BXQ
Data by year (CSV): https://510kreport.com/product-code/BXQ.csv