# K131822: Ultraextend Usws-900A V2.1 and V3.1

- Pathway: 510(k) (Traditional)
- Applicant: Toshiba America Medical Systems, In.C
- Decided: Jul 23, 2013 after 33 days
- Product code: LLZ (System, Image Processing, Radiological)
- Device class: 2
- Regulation: 21 CFR 892.2050
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 15 generations back to K935595 (1995). 137 ancestors in all.
No later device cites it as a predicate yet.
0 of 138 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K082596: Ultraextend Usws-900A, Toshiba America Medical Systems, In.C (2008) Summary page 1.
- K121076: Ultraextend FX, Ultrasound Workstation Package, Toshiba America Medical Systems, In.C (2012) Summary page 1.

## Indications for use
This software is intended for displaying and analyzing ultrasound images for medical diagnosis in cardiac and general examinations.

Source page: https://510kreport.com/device/K131822
Methodology: https://510kreport.com/methodology