# K990490: Ssa-320A Just Vision 200/ Ssa-325A Just Vision

- Pathway: 510(k) (Traditional)
- Applicant: Toshiba America Medical Systems, In.C
- Decided: Mar 2, 1999 after 14 days
- Product code: IYO (System, Imaging, Pulsed Echo, Ultrasonic)
- Device class: 2
- Regulation: 21 CFR 892.1560
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 1 generation back to K852159 (1985). 3 ancestors in all.
205 later devices descend from it; 2 cite it directly.
0 of 209 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K933747: Capasee, Toshiba America Medical Systems, In.C (1994) Summary page 1.
- K913798: Sonolayer Alpha, Model SSH-140A, Toshiba America Medical Systems, In.C (1992) Summary page 8.
- K852159: New Optional Probes for Ssa-90A, Toshiba Medical Systems (1985) Summary page 11.

## Most influential descendants
- K043563: DP-9900 Digital Ultrasonic Diagnostic Imaging System (2005), 195 descendants of its own
- K053346: Modification to: DP-9900 Digital Ultrasonic Diagnostic Imaging System, Model DP-9900 (2005), 194 descendants of its own
- K061189: DP-9900 Digital Ultrasonic Diagnostic Imaging System (2006), 193 descendants of its own
- K052113: DP-6600 Ultrasonic Diagnostic Imaging System (2005), 192 descendants of its own
- K060949: DP-6600 Digital Ultrasonic Diagnostic Imaging System (2006), 191 descendants of its own

## Indications for use
The JustVision is intended to be used for the following type of studies; fetal organ, abdominal, pediatric, small organs, neonatal cephalic, cardiac, transrectal, transvaginal, peripheral vascular, and musculo-skeletal (both conventional and superficial).

Source page: https://510kreport.com/device/K990490
Methodology: https://510kreport.com/methodology