# K051941: Cybernife Stereotactic Radiosurgery System

- Pathway: 510(k) (Special)
- Applicant: Accuray, Inc.
- Decided: Aug 9, 2005 after 22 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
No predicates in its family tree.
No later device cites it as a predicate yet.
0 of 1 device in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names no predicate by number.

## Indications for use
The CyberKnife System is indicated for treatment planning and image-guided stereotactic radiosurgery and precision radiotherapy for lesions, tumors and conditions anywhere in the body when radiation treatment is indicated.

Source page: https://510kreport.com/device/K051941
Methodology: https://510kreport.com/methodology