# K963258: Peacock System

- Pathway: 510(k) (Traditional)
- Applicant: Nomos Corp.
- Decided: Nov 18, 1996 after 90 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 K802809 (1981). 3 ancestors in all.
31 later devices descend from it; 3 cite it directly.
0 of 35 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K852842: Selectron HDR Remote Afterloader, Nucletron-Oldelft Corp. (1986) Summary page 1.
- K896353: GE Target Series 2, GE Medical Systems (1989) Summary page 1.
- K802809: Electron Arc Therapy, Varian Assoc., Inc. (1981) Summary page 1.

## Most influential descendants
- K993766: Helax-TMS V 5.0 Radiation Therapy Treatment Planning System (1999), 24 descendants of its own
- K010682: Helax-TMS V 5.1 Radiation Therapy Treatment Planning System (2001), 23 descendants of its own
- K020971: DCM 2.0 (2002), 22 descendants of its own
- K130617: Raystation (2013), 21 descendants of its own
- K140187: Ray Station (2014), 19 descendants of its own

## Indications for use
This device is intended to be used as an integrated system for the planning and delivery of dynamic conformal radiation therapy to produce a radiation field which is modulated to conform to the projected tumor volume plus margins by means of a dynamic (moving) multileaf collimator, while simultaneously moving the accelerator gantry.

Source page: https://510kreport.com/device/K963258
Methodology: https://510kreport.com/methodology