# K042956: Vision

- Pathway: 510(k) (Traditional)
- Applicant: Varian Medical Systems, Inc.
- Decided: Mar 11, 2005 after 135 days
- Product code: IYE (Accelerator, Linear, Medical)
- Device class: 2
- Regulation: 21 CFR 892.5050
- 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 K952313 (1995). 2 ancestors in all.
121 later devices descend from it; 3 cite it directly.
0 of 124 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K952313: Varis Images, Including Ximatron Digital Imaging Option, Varian Assoc., Inc. (1995) Summary page 1.
- K001643: Varis 1.4G, Varian Medical Systems, Inc. (2000) Summary page 1.

## Most influential descendants
- K112930: Mobile Mim (2011), 99 descendants of its own
- K151913: MIM-Thin Client (mobile) (2016), 68 descendants of its own
- K172218: MIM – Y90 Dosimetry (2017), 67 descendants of its own
- K180815: MIM - SPECTRA Quant (2018), 54 descendants of its own
- K182624: MIM - MRT Dosimetry (2018), 53 descendants of its own

## Indications for use
Vision is designed to assist the radiation therapy staff to prepare and approve treatment plans, and to perform quality assurance of the treatments. The preparation tasks include image acquisition, viewing and manipulation, and treatment plan definition, manipulation and scheduling.

Source page: https://510kreport.com/device/K042956
Methodology: https://510kreport.com/methodology