# DSF: Recorder, Paper Chart

- Device class: 1; regulation: 21 CFR 870.2810; FDA's rule: 510(k) exempt
- FDA decisions: 87
- Recalls: 1 (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)
- 1982: 7
- 1983: 5
- 1984: 4
- 1985: 7
- 1986: 4
- 1987: 4
- 1988: 5
- 1989: 9
- 1990: 5
- 1991: 3

## Most-cited predicates
- K870039: Imagenet Digital Ophthalmic Imaging System (1987), cited by 5

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