# K252863: ClearCalc Model RADCA V2.6

- Pathway: 510(k) (Traditional)
- Applicant: Radformation, Inc.
- Decided: Dec 19, 2025 after 101 days
- Product code: MUJ (System, Planning, Radiation Therapy Treatment)
- 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: 7 generations back to K914698 (1992). 10 ancestors in all.
No later device cites it as a predicate yet.
0 of 11 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K220582: ClearCalc Model RADCA V2, Radformation, Inc. (2022) Summary page 6.

## Indications for use
ClearCalc is intended to assist radiation treatment planners in determining if their treatment planning calculations are accurate using an independent Monitor Unit (MU) and dose calculation algorithm.

Source page: https://510kreport.com/device/K252863
Methodology: https://510kreport.com/methodology