# K193459: Panther Stereotactic

- Pathway: 510(k) (Traditional)
- Applicant: Prowess, Inc.
- Decided: Apr 27, 2020 after 133 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: 9 generations back to K914698 (1992). 61 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 63 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K173791: Leksell GammaPlan, Elekta Instrument AB (2018) Summary page 4.
- K101220: Explorer 4D Treatment Planning System, American Radiosurgery, Inc. (2010) Summary page 4.
- K101076: Prowess Panther Proarc, Model Version 5.0, Prowess, Inc. (2010) Summary page 4.

## Most influential descendants
- K231825: Panther TPS (2023), 0 descendants of its own

## Indications for use
Panther Stereotactic is intended to support highly advanced precision-targeted radiation planning.

Source page: https://510kreport.com/device/K193459
Methodology: https://510kreport.com/methodology