# Sparrow Acoustics, Inc.

- Location (FDA's records): Lucasville, CA
- FDA decisions: 4 (2023–2025): 4 510(k) clearances
- Product codes: DQD (4)
- 510(k) review time since 2016: median 153 days, against 132 for FDA's reviews in the same codes and years (1 of 4 faster)
- Predicates its devices cite: 7 (3 its own); citations of its devices by later devices: 3 (3 its own)
- Recalls linked to its devices: 0 (0 Class I)
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Firms whose devices it cites most
- Eko Devices, Inc.: 2 (https://510kreport.com/company/eko-devices)
- Stratoscientific, Inc.: 1 (https://510kreport.com/company/stratoscientific)
- 3M Company: 1 (https://510kreport.com/company/3m)

## Its most-cited devices
- K231551: Stethophone (2023), cited by 1
- K222871: Stethophone v1 (2023), cited by 1
- K240901: Stethophone (2024), cited by 1

## Recent decisions
- K252595: Stethophone Pro (Sep 12, 2025)
- K240901: Stethophone (Sep 19, 2024)
- K231551: Stethophone (Oct 12, 2023)
- K222871: Stethophone v1 (Mar 29, 2023)

Source page: https://510kreport.com/company/sparrow-acoustics