# K243854: Contour Light (CL-100)

- Pathway: 510(k) (Special)
- Applicant: Contour Research, LLC
- Decided: Feb 13, 2026 after 424 days
- Product code: OLI (Fat Reducing Low Level Laser)
- Device class: 2
- Regulation: 21 CFR 878.5400
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 18 generations back to K943450 (1995). 161 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 163 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K202955: Contour Light CL-100, Contour Research, LLC (2021) Summary page 5.

## Most influential descendants
- K260688: Sculpt LED Belt (HY-150A/HY-150B/HY-200A/HY-200B/HY-420A/HY-200D/HY-200C) (2026), 0 descendants of its own

## Indications for use
The Contour Light CL-100 device is intended for use as a non-invasive dermatological aesthetic treatment for the reduction of circumference of hips, waist, and thighs. The Contour Light CL-100 device is indicated to provide topical heating for the purpose of elevating tissue temperature for temporary relief of minor muscle and joint pain, muscle spasm, and pain and stiffness associated with arthritis, for promoting relaxation of the muscle tissue, and to temporarily increase local blood circulation.

Source page: https://510kreport.com/device/K243854
Methodology: https://510kreport.com/methodology