# K033209: Fukuda Denshi Model FF Sonic UF-750XT

- Pathway: 510(k) (Traditional)
- Applicant: Fukuda Denshi USA, Inc.
- Decided: Oct 31, 2003 after 28 days
- Product code: IYN (System, Imaging, Pulsed Doppler, Ultrasonic)
- Device class: 2
- Regulation: 21 CFR 892.1550
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 3 generations back to K922208 (1993). 4 ancestors in all.
2 later devices descend from it; 2 cite it directly.
0 of 7 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K990401: Fukuda Denshi FF Sonic UF-5800 General Purpose Ultrasound Scanning System with Doppler, Fukuda Denshi USA, Inc. (1999) Summary page 1.

## Most influential descendants
- K082656: Model FF Sonic US-750 XT Diagnostic Ultrasound System 3D Imaging Unit (2008), 0 descendants of its own
- K050363: Fukuda Denshi Model UF-850XTD (2005), 0 descendants of its own

## Indications for use
The device is intended to be used for applications in fetal, abdominal, pediatric, small organ (defined as the thyroid, breast and testes), cardiac (adult and pediatric), transvaginal, peripheral vessel and musculo-skeletal (Conventional and Superficial). The UF-75OXT incorporates built-in measurement and calculation packages that are to be used by competent health care professionals. The FF sonic UF-75OXT is a prescription device intended to be use by or on the order of a physician or similarly qualified healthcare professional. The device is intended to be used on any patient; neonate, pediatric, or adult; where the placement and positioning of the transducer does not interfere with or complicate the treatment of the patient. This device is not intended for home use.

Source page: https://510kreport.com/device/K033209
Methodology: https://510kreport.com/methodology