# K190456: BTL 799-2L

- Pathway: 510(k) (Traditional)
- Applicant: BTL Industries, Inc.
- Decided: Jul 5, 2019 after 130 days
- Product code: NGX (Stimulator, Muscle, Powered, For Muscle Conditioning)
- Device class: 2
- Regulation: 21 CFR 890.5850
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 7 generations back to K010335 (2001). 18 ancestors in all.
11 later devices descend from it; 5 cite it directly.
0 of 30 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K182106: BTL 799-2T, BTL Industries, Inc. (2018) Summary page 4.
- K160992: HPM-6000, BTL Industries, Inc. (2016) Summary page 5.

## Most influential descendants
- K200382: BTL-703-2 (2021), 4 descendants of its own
- K240234: BTL-899MS (2024), 2 descendants of its own
- K250038: Muscle Stimulator Device (PZ-100) (2025), 1 descendant of its own
- K232181: Body Contouring Machine (Models: CS2, CS3, CS5, CS7, CS8, CS11, CS13) (2024), 1 descendant of its own
- K253790: High Intensity Focused Electromagnetic Stimulation Device (FE60) (2026), 0 descendants of its own

## Indications for use
BTL 799-2L is indicated to be used for: • Improvement of abdominal tone, strengthening of the abdominal muscles, development of firmer abdomen. • Strengthening, Toning and Firming of buttocks, thighs and calves. • Improvement of muscle tone and firmness, for strengthening muscles in arms.

Source page: https://510kreport.com/device/K190456
Methodology: https://510kreport.com/methodology