# K150839: 3D Interstitial Ring Applicator Set 60, 3D Interstitial Ring Applicator Set 90, Ring Applicator Set 45, Ring Applicator Set 60, Ring Applicator Set 90

- Pathway: 510(k) (Traditional)
- Applicant: Varian Medical Systems, Inc.
- Decided: Jul 17, 2015 after 109 days
- Product code: JAQ (System, Applicator, Radionuclide, Remote-Controlled)
- Device class: 2
- Regulation: 21 CFR 892.5700
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 4 generations back to K864210 (1986). 5 ancestors in all.
2 later devices descend from it; 1 cites it directly.
0 of 8 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K030110: CT HDR Tandem/Ring Applicator with Rectal Retractor, Mick Radio-Nuclear Instruments, Inc. (2003) Summary page 4.

## Most influential descendants
- K222775: Aarhus Applicator Set (2023), 1 descendant of its own
- K252884: Guided Aarhus Applicator Set (2025), 0 descendants of its own

## Indications for use
The 3D Interstitial Ring Applicator Sets (60° and 90°) and the Ring Applicator Sets (45°, 60° and 90°) are intended for use for cancer treatment of the vagina, cervix, and uterus using HDR or PDR brachytherapy.

Source page: https://510kreport.com/device/K150839
Methodology: https://510kreport.com/methodology