# K142172: Lightmed Truscan 577

- Pathway: 510(k) (Traditional)
- Applicant: Lightmed Corp.
- Decided: Feb 27, 2015 after 204 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: 8 generations back to K894841 (1989). 27 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 29 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K111108: Pascal Streamline 577 (with Accessories), Topcon Medical Laser Systems, Inc. (2011) Summary page 4.

## Most influential descendants
- K190448: LightLas Pattern Scanning System - TruScan Pro (2019), 0 descendants of its own

## Indications for use
The LightMed TruScan 577 Laser System is intended for use in the treatment of ocular pathology in the posterior segment; Retinal photocoagulation, panretinal photocoagulation, focal photocoagulation and grid photocoagulation for vascular and structure abnormalities of the retina and choroid including: 1. Proliferative and Severe and very severe nonproliferative diabetic retinopathy 2. Clinically Significant Macular edema 3. Choroidal neovascularization 4. Branch and central retinal vein occlusion 5. The treatment of choroidal neovascularization associated with wet age-related macular degeneration 6. Lattice degeneration 7. Retinal tears and detachments

Source page: https://510kreport.com/device/K142172
Methodology: https://510kreport.com/methodology