# K990134: Multislice Upgrade Kit for Aquilion CT Scanner, TSX-101A (Aquilion,Multi)

- Pathway: 510(k) (Traditional)
- Applicant: Toshiba America Medical Systems, In.C
- Decided: Mar 19, 1999 after 64 days
- Product code: JAK (System, X-Ray, Tomography, Computed)
- Device class: 2
- Regulation: 21 CFR 892.1750
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 2 generations back to K903701 (1990). 2 ancestors in all.
2 later devices descend from it; 1 cites it directly.
0 of 5 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K982265: Aquilion CT Scanner, Model TSX-101A, Toshiba America Medical Systems, In.C (1998) Summary page 1.

## Most influential descendants
- K991766: Ecg-Gating System for Aquilion CT Scanner, TSX-101A (1999), 1 descendant of its own
- K160350: ECG CT Gating Device (2016), 0 descendants of its own

## Indications for use
X-ray imaging of whole body - Computerized Tomography Including: Axial Volumetric (Helical) CT Fluoroscopy

Source page: https://510kreport.com/device/K990134
Methodology: https://510kreport.com/methodology