# Shantou Institute of Ultrasonic Instruments (Siui

- Location (FDA's records): Dublin, CA
- FDA decisions: 5 (2006–2011): 5 510(k) clearances
- Product codes: IYN (4), ITX (1)
- Predicates its devices cite: 3 (1 its own); citations of its devices by later devices: 2 (1 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
- Shantou Institute of Ultrasonic Instuments: 2 (https://510kreport.com/company/shantou-institute-of-ultrasonic-instuments)

## Firms that cite its devices most
- Shantou Institute of Ultrasonic Instruments Co., Ltd. (Siui): 1 (https://510kreport.com/company/shantou-institute-of-ultrasonic-instruments-co-siui)

## Its most-cited devices
- K110841: Digital Color Doppler Ultrasound Imaging System, Convex / Linear / Phased Array Transducer (2011), cited by 1
- K102023: Digital Color Doppler Ultrasound Imaging System, Model Apogee 3500, Convex Array Transducer, Model C3L60C (2010), cited by 1

## Recent decisions
- K110841: Digital Color Doppler Ultrasound Imaging System, Convex / Linear / Phased Array Transducer (Apr 15, 2011)
- K103144: Digital Color Doppler Ultrasound Imagaing System; Convex / Linear Phased Array Transducer (Jan 12, 2011)
- K102023: Digital Color Doppler Ultrasound Imaging System, Model Apogee 3500, Convex Array Transducer, Model C3L60C (Oct 19, 2010)
- K101008: Digital Color Doppler Ultrasound Imaging System, Convex Array Transducer, Linear Array (Jun 8, 2010)
- K061488: CTS-5500/CTS-6600 Ultrasonic Pulsed Echo Imaging System (Jun 30, 2006)

Source page: https://510kreport.com/company/shantou-institute-of-ultrasonic-instruments-siui