# K902515: Acuson S228 Transducer for Transcranial Color Dopp

- Pathway: 510(k) (Traditional)
- Applicant: Acuson Corp.
- Decided: Sep 4, 1992 after 822 days
- Product code: ITX (Transducer, Ultrasonic, Diagnostic)
- Device class: 2
- Regulation: 21 CFR 892.1570
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
1 later device descends from it; 1 cites it directly.
0 of 2 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K953530: Diagnostic Ultrasound Tranducers P10A, P12A, PT10A, PA11-a (1996), 0 descendants of its own

Source page: https://510kreport.com/device/K902515
Methodology: https://510kreport.com/methodology