# CIB: Radioimmunoassay, Angiotensin I And Renin

- Device class: 2; regulation: 21 CFR 862.1085; FDA's rule: 510(k) required
- FDA decisions: 16
- Recalls: 4 (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)
- 1983: 1
- 1984: 2
- 1985: 1
- 1993: 1
- 1995: 2
- 1998: 1
- 2001: 1
- 2006: 1
- 2007: 1
- 2013: 2

## Most-cited predicates

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