# K121187: Katalyst Laser Probes, Katalyst Illuminated Laser Probes

- Pathway: 510(k) (Traditional)
- Applicant: Katalyst Surgical, LLC
- Decided: Sep 17, 2012 after 151 days
- Product code: HQF (Laser, Ophthalmic)
- Device class: 2
- Regulation: 21 CFR 886.4390
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 3 generations back to K870942 (1987). 6 ancestors in all.
5 later devices descend from it; 3 cite it directly.
0 of 12 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K021696: 20G Sma Laser Fiber, Model LF20; 25G Sma Laser Fiber, Model LF25, Ophthalmed, LLC (2002) Summary page 2.
- K050807: 20G Sma Laser Fiber, Model LF100, Ophthalmed, LLC (2005) Summary page 2.

## Most influential descendants
- K142830: Ophthalmed Bending Laser Probes (2015), 2 descendants of its own
- K191846: MAXReach Laser Probe (2019), 1 descendant of its own
- K220263: Vortex Surgical Laser Probes, Vortex Surgical Illuminated Laser Probes, Vortex Surgical Endoilluminators, Vortex Surgical Chandeliers (2022), 0 descendants of its own
- K182646: Vitreq disposable laser probes, light fibers and Chandelier (2019), 0 descendants of its own
- K140362: Katalyst Revolver Laser Probes, Katalyst Revolver Illuminated Laser Probes, Katalyst Revolver Illuminated Probes (2014), 0 descendants of its own

## Indications for use
For use in vitreoretinal surgery to perform endo-ocular laser photocoagulation treatments at operating wavelength of SO0nm to 900nm.

Source page: https://510kreport.com/device/K121187
Methodology: https://510kreport.com/methodology