# K953482: Xknife-3

- Pathway: 510(k) (Traditional)
- Applicant: Radionics Software Applications, Inc.
- Decided: Oct 25, 1995 after 93 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
No predicates in its family tree.
4 later devices descend from it; 3 cite 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)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K973936: Focus RTP System (1998), 1 descendant of its own
- K090182: Module Integrated Radiotherapy System (Mirs) (2009), 0 descendants of its own
- K974310: Nomos Slit Collimator (Beak) (1998), 0 descendants of its own
- K972816: Advanced Treatment Planning System (1998), 0 descendants of its own

Source page: https://510kreport.com/device/K953482
Methodology: https://510kreport.com/methodology